**Publications**

For the publications results for the items authored by or related to Jun, Young Bae,

visit here http://www.ams.org/mathscinet/search/publications.html?pg1=IID&s1=269370

**2011 ~ Now**

For the publications since 2011, visit the link above.

**2010**

**Y. B. Jun**

Note on ``$(\alpha, \beta)$-fuzzy ideals of hemirings''

Comput. Math. Appl. 59 (2010) 2582-2586 (SCI, IF: 1.192)**Y. B. Jun**, M. S. Kang and H. S. Kim

Fuzzy structures of hyper-MV-deductive systems in hyper-MV-algebras

Comput. Math. Appl. 59 (2010) 2982-2989 (SCI, IF: 1.192)**Y. B. Jun**, K. J. Lee and C. H. Park

Fuzzy soft set theory applied to BCK/BCI-algebras

Comput. Math. Appl. 59 (2010) 3180-3192 (SCI, IF: 1.192)- M. Shabir,
**Y. B. Jun**and Y. Nawaz

Semigroups characterized by $(\in, \in \vee q_k)$-fuzzy ideals

Comput. Math. Appl. 60 (2010) 1473-1493 (SCI, IF: 1.192) - M. Shabir,
**Y. B. Jun**and Y. Nawaz

Characterizations of regular semigroups by $(\alpha, \beta)$-fuzzy ideals

Comput. Math. Appl. 59 (2010) 161-175 (SCI, IF: 1.192) - J. Zhan and
**Y. B. Jun**

Soft BL-algebras based on fuzzy sets

Comput. Math. Appl. 59 (2010) 2037-2046 (SCI, IF: 1.192) - F. Feng,
**Y. B. Jun,**X. Liu and L. Li

An adjustable approach to fuzzy soft set based decision making

J. Comput. Appl. Math. 234 (2010) 10-20 (SCI, IF: 1.292) **Y. B. Jun**, W. A. Dudek, M. Shabir and M. S. Kang

General types of $(\alpha, \beta)$-fuzzy ideals of hemirings

Honam Math. J. 32(3) (2010) 413-439

**2009**

- Pseudo d-algebras,

Inform. Sci. 179 (2009), 1751-1759 (coauthors H. S. Kim, J. Neggers). - Soft set theory applied to ideals in d-algebras,

Comput. Math. Appl. 57 (2009), 367--378 (coauthors K. J. Lee, C. H. Park). - Interval valued $(\in, \in \vee q)$-fuzzy filters of pseudo BL-algebras,

Soft Comput 13 (2009), 13-21 (coauthors J. Zhan, W. A. Dudek). - Absorbent ordered filters and their fuzzifications in implicative semigroups,

Iranian J. Fuzzy Systems 6 (2009), no. 1, 45-61 (coauthors C. H. Park, D. R. Prince Williams). - On $(\in, \in \vee q)$-fuzzy ideals of BCI-algebras,

Iranian J. Fuzzy Systems 6 (2009), no. 1, 81-94 (coauthors J. Zhan, B. Davvaz). - Quasi-associative ideals in BCI-algebras based on bipolar-valued fuzzy sets,

Honam Math. J. 31 (2009), no. 1, 125-136 (coauthors S. Y. Kim, E. H. Roh). - BCK-algebras with supremum,

J. Korea Soc. Math. Educ. Ser. B: Pure Appl. Math. 16 (2009), no 1, 1-11 (coauthors K. J. Lee, C. H. Park). - Bipolar fuzzy implicative hyper BCK-ideals in hyper BCK-algebras,

Sci. Math. Jpn. 69 (2009), no. 2, 175-186 (coauthors M. S. Kang, H. S. Kim). - N-quasigroups,

Quasigroups Related Systems 17 (2009), 29--38 (coauthor W. A. Dudek).

**2008**

- Some kinds of $(\in, \in \vee q)$-interval-valued fuzzy ideals of BCI-algebras, (with X. Ma, J. Zhan and B. Davvaz),

Inform. Sci. 178 (2008), 3738-3754. - The semiring of matrices over a finite chain, (with X. Z. Zhao and F. Ren),

Inform. Sci. 178 (2008), 3443-3450. - Applications of soft sets in ideal theory of BCK/BCI-algebras, (with C. H. Park),

Inform. Sci. 178 (2008), 2466-2475. - Soft BCK/BCI-algebras,

Comput. Math. Appl. 56 (2008), 1408-1413. - Soft semirings, (with F. Feng and X. Z. Zhang),

Comput. Math. Appl. 56 (2008), 2621-2628. - Redefined fuzzy subalgebras of BCK/BCI-algebras, (with A. B. Saeid),

Iranian J. Fuzzy Systems 5 (2008), no. 2, 63-70. - Interval valued $(\in, \in \vee q)$-fuzzy ideals of pseudo-MV algebras, (with X. Ma and J. Zhan),

Internat. J. Fuzzy Systems 10 (2008), no. 2, 84-91. - Linear preservers of spanning column rank of matrix products over semirings, (with S. Z. Song and G. S. Cheon),

J. Korean Math. Soc. 45 (2008), no. 4, 1043-1056. - Weak forms of subtraction algerbas, (with K. J. Lee and Y. H. Kim),

Bull. Korean Math. Soc. 45 (2008), no. 3, 437-444. - Biideals in BCK/BCI-bialgebras,

Kyungpook Math. J. 48 (2008), 577-584. - Order systems, ideals and right fixed maps of subtraction algebras, (with C. H. Park and E. H. Roh),

Commun. Korean Math. Soc. 23 (2008), no. 1, 1-10. - Osculatory WFI-algebras,

Commun. Korean Math. Soc. 23 (2008), no. 1, 41-47. - Weak and concrete filters of WFI-algebras,

J. Appl. Math. Informatics 26 (2008), no. 5-6, 925-932. - Extreme preservers of rank inequalities of Boolean matrix sums, (with S. Z. Song),

J. Appl. Math. Informatics 26 (2008), no. 3-4, 643-652. - Soft set theory applied to commutative ideals in BCK-algebras, (with K. J. Lee and C. H. Park),

J. Appl. Math. Informatics 26 (2008), no. 3-4, 707-720. - Positive implicative Smarandache BCC-ideals in Smarandache BCC-algebras, (with S. Z. Song and K. T. Kang),

Honam Math. J. 30 (2008), no. 3, 505-512. - General forms of BZ-ideals and T-ideals in BZ-algebras, (with X. H. Zhang),

Honam Math. J. 30 (2008), no. 2, 379-390. - Interval-valued fuzzy contra alpha-continuous mappings, (with S. W. Jeong, H. J. Lee and J. W. Lee),

Honam Math. J. 30 (2008), no. 2, 299-310. - Interval-valued fuzzy contra alpha-open mappings, (with S. W. Jeong, H. J. Lee and J. W. Lee),

Honam Math. J. 30 (2008), no. 2, 283-297. - Uncanny filters of WFI-algebras, (with C. H. Park),

Honam Math. J. 30 (2008), no. 1, 119-126. - Intuitionistic fuzzy commutative ideals of BCK-algebras, (with D. S. Lee and C. H. Park),

J. Korea Soc. Math. Educ. Ser. B: Pure Appl. Math. 15 (2008), no. 1, 73-84. - Pseudo-BCI algebras. (with W. A. Dudek),

East Asian Math. J. 24 (2008), no. 2, 187-190. - Subalgebras and closed ideals of BCH-algebras based on bipolar-valued fuzzy sets, (with S. Z. Song),

Sci. Math. Jpn. 68 (2008), no. 2, 287-297. - Prime and irreducible ideals in subtraction algebras, (with K. H. Kim),

Int. Math. Forum 3 (2008), no. 10, 457-462. - Fuzzy ideals in ordered semigroups I, (with A. Khan and M. Shabir),

Quasigroups Related Systems 16 (2008), 207-220.

**2007**

- Redefined fuzzy implicative filters, (with Y. Xu and J. Ma),

Inform. Sci. 177 (2007), 1422-1429. - Quotient structures of intuitionistic fuzzy finite state machines,

Inform. Sci. 177 (2007), 4977-4986. - Intuitionistic nil radicals of intuitionistic fuzzy ideals and Euclidean intuitionistic fuzzy ideals in rings, (with M. A. Ozturk and C. H. Park),

Inform. Sci. 177 (2007), 4662-4677. - On *-λ-semirings, (with F. Feng and X. Z. Zhao),

Inform. Sci. 177 (2007), 5012-5023. - Fuzzy subalgebras of type (alpha, beta) in BCK/BCI-algebras,

Kyungpook Math. J. 47 (2007), 403-410. - Subtraction algebras with additional conditions, (with Y. H. Kim and K. A. Oh),

Commun. Korean Math. Soc. 22(2007), no. 1, 1-7. - Fuzzy subalgebras with thresholds in BCK/BCI-algebras,

Commun. Korean Math. Soc. 22(2007), no. 2, 173-181. - A method to make BCK-algebras, (with K. J. Lee and C. H. Park),

Commun. Korean Math. Soc. 22(2007), no. 4, 503-508. - Intuitionistic fuzzy $n$-normed linear space, (with S. Vijayabalaji and N. Thillaigovindan),

Bull. Korean Math. Soc. 44 (2007), no. 2, 291-308. - Intuitionistic fuzzy sets in Gamma-semigroups, (with M. Uckun and M. A. Ozturk),

Bull. Korean Math. Soc. 44 (2007), no. 2, 359--367. - Perfect and concrete filters of WFI-algebras,

Bull. Korean Math. Soc. 44 (2007), no. 4, 691-699. - Applications of semi-open sets, (with J. H. Bae, S. H. Cho and C. S. Kim),

Honam Math. J. 29 (2007), no. 3, 307-326. - Intuitionistic fuzziness of implicative ideals in BCK-algebras, (with C. H. Park and E. H. Roh),

Honam Math. J. 29 (2007), no. 3, 377-402. - Strong deductive systems of BL-algebras, (with C. H. Park and M. I. Doh),

Honam Math. J. 29 (2007), no. 3, 445-453. - Interval-valued fuzzy semi-preopen sets and interval-valued fuzzy semi-precontinuous mappings, (with S. S. Kim and C. S. Kim),

Honam Math. J. 29 (2007), no. 2, 223-244. - Intuitionistic fuzzy Lie ideals of Lie algebras, (with C. H. Park),

Honam Math. J. 29 (2007), no. 2, 259-268. - Fuzzy foldness of implicative ordered filters in implicative semigroups, (with C. H. Park),

Honam Math. J. 29 (2007), no. 2, 279-288. - Existence of fuzzy ideals with additional conditions in BCK/BCI-algebras, (with C. H. Park), J. Korea Soc. Math. Educ. Ser. B: Pure Appl. Math. 14 (2007), no. 3, 223-230.
- Omega-fuzzy ideals in near-rings, (with Y. U. Cho),

J. Appl. Math. Comput. 25 (2007), no. 1-2, 483-488. - Rough set theory applied to intuitionistic fuzzy ideals in rings, (with C. H. Park and S. Z. Song),

J. Appl. Math. Comput. 25 (2007), no. 1-2, 551-562. - Interval-valued fuzzy strong semi-open sets, (with J. H. Bae, S. H. Cho and C. S. Kim),

East Asian Math. J. 23 (2007), no. 1, 45--58. - On ideals in subtraction algebras, (with H. S. Kim),

Sci. Math. Jpn. 65 (2007), no. 1, 129-134, :e-2006, 1081-1086. - The abysm of a Hilbert algebra, (with S. Y. Kim and E. H. Roh),

Sci. Math. Jpn. 65 (2007), no. 1, 135-140, :e-2006, 1055-1060. - Intuitionistic fuzzy sets in semigroups, (with M. A. Ozturk and Y. Ceven),

Sci. Math. Jpn. 66 (2007), no. 1, 137-142 :e-2007, 37-42. - Intuitionistic fuzzy ideals in intra-regular rings, (with C. H. Park),

Sci. Math. Jpn. 65 (2007), no. 3, 439-445, :e2006, 1221-1227. - Intuitionistic fuzzy d-algebras, (with H. S. Kim and D. S. Yoon),

Sci. Math. Jpn. 66 (2007), no. 1, 117-125. - Smarandache hyper K-algebras, (with E. H. Roh and H. Harizavi),

Sci. Math. Jpn. 66 (2007), no. 1, 143-150 :e2007, 193-200. - Intuitionistic fuzzy g-topological spaces, (with S. Z. Song and K. T. Kang),

J. Fuzzy Math. 15 (2007), no. 4, 989-996. - Fuzzy quotient gamma-rings, (with M. Uckun and M. A. Ozturk),

J. Fuzzy Math. 15 (2007), no. 2, 363-374. - On LI-ideal expensions of lattice implication algebras, (with Y. Xu),

J. Fuzzy Math. 15 (2007), no. 1, 207-217. - Fuzzy knowledge spaces,

J. Fuzzy Math. 15 (2007), no. 1, 233-238. - Rough set theory applied to BCC-algebras, (with K. H. Kim),

Int. Math. Forum 2 (2007), no. 41, 2023-2029. - Fuzzy structures on K(G)-algebras, (with M. Akram, K. H. Dar and E. H. Roh),

Southeast Asian Bull. Math. 31 (2007), 625-637. - Folding theory applied to implicative ordered filters of implicative semigroups,

Southeast Asian Bull. Math. 31 (2007), 893-901. - Intuitionistic fuzzifications of a-ideals in BCI-algebras, (with C. H. Park and S. Z. Song),

Int. Math. Forum 2 (2007), no. 59, 2937-2950. - Vague ideals of subtraction algebra, (with C. H. Park),

Int. Math. Forum 2 (2007), no. 59, 2919-2926.

**2006**

- Generalized fuzzy interior ideals in semigroups, (with S. Z. Song),

Inform. Sci. 176 (2006), 3079-3093. - Intuitionistic fuzzy $H_v$-submodules, (with B. Davvaz and W. A. Dudek),

Inform. Sci. 176 (2006), 285-300. - Perimeter preserver of matrices over semifields, (with S. Z. Song and K. T. Kang),

Czechchoslovak Math. J. 56(131) (2006), 515-524. - Invertible commutativity preservers of matrices over max algebra, (with S. Z. Song, K. T. Kang),

Czechchoslovak Math. J. 56(131) (2006), 1185-1192. - Linear preservers of extremes of rank inequalities over semirings: Row and column ranks, (with L. B. Beasley, A. E. Guterman and S. Z. Song),

Linear Algebra Appl. 413 (2006), 495-509. - Intuitionistic Fuzzy Approach to Topological BCK -Algebras, (with H. S. Kim),

J. Mult.-Valued Logic Soft Comput. 12 (2006), no. 5-6, 509-516. - Linear preservers of Boolean nilpotent matrices, (with S. Z. Song and K. T. Kang),

J. Korean Math. Soc. 43 (2006), no. 3, 539-552. - Filters of $R_0$-algebras, (with L. Lianzhen),

Int. J. Math. Math. Sci. 2006 (2006), Article ID 93249, 9 pages. - Porings and poring algebras, (with H. S. Kim and J. Neggers),

Demonstratio Math. 39 (2006), no. 2, 267-276. - On pseudo-BCI ideals of pseudo-BCI algebras, (with H. S. Kim and J. Neggers),

Mat. Vesnik 58 (2006), 39-46. - Intersection preserving and global expansions of subalgebras and filters in lattice implication algebras, (with Y. Xu and K. Y. Qin)

Bull. Malays. Math. Sci. Soc. 29 (2006), no. 2, 43-49. - On normal lattice implication algebras, (with K. Y. Qin and Z. Pei),

J. Fuzzy Math. 14 (2006), no. 3, 673-681. - Fuzzy filters redefined in lattice implication algebras, (with Y. Xu and K. Y. Qin),

J. Fuzzy Math. 14 (2006), no. 2, 345-353. - Intuitionistic fuzzifications of $\oplus$-closed sets in lattice implication algebras, (with S. W. Chen and J. Ma),

J. Fuzzy Math. 14 (2006), no. 2, 393-405. - Interval-valued fuzzy subalgebras of BCK-algebras, (with K. H. Kim),

J. Fuzzy Math. 14 (2006), no. 4, 995-1003. - Intrinsic product of intuitionistic fuzzy subrings/ideals in rings, (with C. H. Park),

Honam Math. J. 28 (2006), no. 4, 439-469. - Characterizations of filters and ideals on WFI-algebras, (with C. H. Park and E. H. Roh),

Honam Math. J. 28 (2006), no. 4, 471-484. - Fuzzy ideals of K(G)-algebras, (with C. H. Park),

Honam Math. J. 28 (2006), no. 4, 485-497. - Simulative and mutant WFI-algebras, (with S. Z. Song),

Honam Math. J. 28 (2006), no. 4, 559-572. - Fuzzy ideals of K(G)-algebras, (with C. H. Park),

Honam Math. J. 28 (2006), no. 4, 485-497. - On fuzzy filters and fuzzy ideals of BL-algebras, (with X. H. Zhang and M. Y. Doh),

Fuzzy Systems and Math. 20 (2006), no. 3, 8-20. - Fuzzy set theory applied to implicative ideals in BCK-algebras, (with S. Z. Song),

Bull. Korean Math. Soc. 43 (2006), no. 3, 461-470. - Permuting tri-derivations in prime and semi-prime gamma rings, (with D. Ozden and M. A. Ozturk),

Kyungpook Math. J. 46 (2006), 153-167. - Smarandache fresh and clean ideals of Smarandache BCI-algebras,

Kyungpook Math. J. 46 (2006), 409-416. - Topological aspects of filters in lattice implication algebras,

Bull. Korean Math. Soc. 43 (2006), no. 2, 227--233. - Intuitionistic fuzzy subsemigroups and subgroups associated by intuitionistic fuzzy graphs, Commun. Korean Math. Soc. 21 (2006), no. 3, 587-593.
- Fuzzy algebras on K(G)-algebras, (with Y. U. Cho),

J. Appl. Math. Comput. 22 (2006), no. 1-2, 549-555. - Bifuzzy ideals of pseudo MV-algebras, (with Y. U. Cho and S. Z. Song),

J. Appl. Math. Comput. 22 (2006), no. 1-2, 475-489. - Fuzzy ideals with operators in BCC-algebras, (with S. Z. Song),

International Review of Fuzzy Mathematics, 1 (2006), no. 1, 1-9. - Fuzzy ideals of pseudo MV-algebras, (with A. Walendziak),

International Review of Fuzzy Mathematics, 1 (2006), no. 1, 21-31. - Hyper BCC-algebras, (with E. H. Roh and H. Harizavi),

Honam Math. J. 28 (2006), no. 1, 57-67. - Deductive systems of BL-algebras, (with J. M. Ko),

Honam Math. J. 28 (2006), no. 1, 45-56. - Ideals of fuzzy implication algebras, (with M. A. Ozturk,),

International Journal of Mathematics and Analysis, 1 (2006), no. 1, 103-111. - Fuzzy (weak) implicative hyper K-ideals, (with E. H. Roh),

Bull. Korean Math. Soc. 43 (2006), no. 1, 141-148. - Fuzzy quotient structures of BCK-algebras induced by fuzzy BCK-filters,

Commun. Korean Math. Soc. 21 (2006), no. 1, 27-36. - Intuitionistic fuzzy finite switchboard state machines,

J. Appl. Math. Comput. 20 (2006), no. 1-2, 315-325. - Interval-valued fuzzy strong semi-openness and interval-valued fuzzy strong semi-continuity, (with J. H. Bae, S. H. Cho and C. S. Kim),

Honam Math. J. 28 (2006), no. 3, 417-431. - Strong implicative hyper K-ideals, (with K. H. Kim and E. H. Roh),

Internat. J. Math. Math. Sci. 2006 (2006), Article ID 86316, 6 pages. - Smarandache hyper $(\cap, \in)$-ideals on Smarandache hyper K-algebras, (with K. H. Kim, E. H. Roh and H. Harizavi),

International Math. Forum 1(2006), no. 24, 1161-1166. - Generalized anti fuzzy subgroups, (with S. Z. Song),

East Asian Math. J. 22 (2006), no. 2, 195-204. - Nil subsets in BCH-algebras, (with E. H. Roh),

East Asian Math. J. 22 (2006), no. 2, 207-213.

- On intuitionistic fuzzy sub-hyperquasigroups of hyperquasigroups, (with W. A. Dudek, B. Davvaz),

Inform. Sci. 170 (2005), 251-262. - Fuzzy strong implicative hyper BCK-ideals of hyper BCK-algebras, (with W. H. Shim),

Inform. Sci. 170 (2005), 351-361. - Fuzzy filters of MTL-algebras, (with Y. Xu and X. H. Zhang),

Inform. Sci. 175 (2005), 120-138. - $*$-$\mu$-semirings and $*$-$\lambda$-semirings, (with F. Feng and X. Z. Zhao),

Theoret. Comput. Sci. 347 (2005), 423-431. - On Q-upper algebras, (with J. Y. Kim and H. S. Kim),

Order 22 (2005), 191-200. - Intuitionistic fuzzy bi-ideals of ordered semigroups,

Kyungpook Math. J. 45 (2005), 527-537. - The prime filter theorem in $R_0$-algebras and BL-algebras, (with X. H. Zhang),

Chinese J. Engrg. Math. 22 (2005), no. 2, 935-938. - Intuitionistic fuzzy alpha-continuity and intuitionistic fuzzy precontinuity, (with J. K. Jeon and J. H. Park),

Int. J. Math. Math. Sci. 2005 (2005), no. 19, 3091-3101. - Fuzzy congruence relations on hyper BCK-algebras, (with R. A. Borzooei, M. Bakhshi),

J. Fuzzy Math. 13 (2005), no. 3, 627-636. - Smarandache BCC-algebras,

Int. J. Math. Math. Sci. 2005 (2005), no. 18, 2855-2861. - On gamma-ideal expansions of gamma-rings, (with M. A. Ozturk and M. Uckun),

Int. J. Pure Appl. Math. 23 (2005), NO. 2, 243-249. - On $(\alpha, \beta)$-fuzzy subalgebras of BCK/BCI-algebras,

Bull. Korean Math. Soc. 42 (2005), no. 4, 703-711. - On anti fuzzy ideals in near-rings, (with K. H. Kim),

Iranian J. Fuzzy Systems 2 (2005), no. 2, 71-80. - Rank-preserving operators of nonnegative integer matrices, (with S. Z. Song and K. T. Kang),

Commun. Korean Math. Soc. 20 (2005), no. 4, 671-683. - Intuitionistic fuzzy (1,2)-ideals of semigroups, (with E. H. Roh and S. Z. Song),

Honam Math. J. 27 (2005), no. 3, 353-367. - Expansions of filters in $R_0$-algebras,

Honam Math. J. 27 (2005), no. 3, 343-351. - Annihilators of subtraction algebras,

Honam Math. J. 27 (2005), no. 3, 333-341. - Grisly deductive systems of BL-algebras, (with J. M. Ko),

Bull. Korean Math. Soc. 42 (2005), no. 3, 443-451. - Intuitionistic fuzzy quotient mappings, (with J. H. Kim and E. H. Roh),

Far East J. Math. Sci. (FJMS) 17 (2005), no. 2, 175-188. - Intuitionistic fuzzy irresolute and quotient mappings, (with B. H. Ahn and Y. U. Cho),

Far East J. Math. Sci. (FJMS) 17 (2005), no. 2, 189-200. - Intuitionistic fuzzy irresolute and continuous mappings, (with J. O. Kang and S. Z. Song),

Far East J. Math. Sci. (FJMS) 17 (2005), no. 2, 201-216. - Rank preserver of Boolean matrices, (with S. Z. Song, K. T. Kang),

Bull. Korean. Math. Soc. 42 (2005), no. 3, 501-507. - Intuitionistic fuzzy semi-preopen sets and intuitionistic fuzzy semi-precontinuous mappings, (with S. Z. Song),

J. Appl. Math. Comput. 19 (2005), no. 1-2, 467-474. - On intuitionistic fuzzy R-subgroups of near-rings, (with Y. U. Cho),

J. Appl. Math. Comput. 18 (2005), no. 1-2, 665-677. - Smarandache hyper algebras, (with E. H. Roh),

Sci. Math. Jpn. 62 (2005), no. 3, 343-348. - H-filters of Hilbert algebras, (with K. H. Kim),

Sci. Math. Jpn. 62 (2005), no. 1, 143-148. - Intuitionistic fuzzy congruences, (with K. Hur and S. Y. Jang),

Far East J. math. Sci. (FJMS) 17 (2005), no. 1, 1-29. - Fuzzy k-ideals in semirings, (with H. S. Kim and M. A. Ozturk),

J. Fuzzy Math. 13 (2005), no. 2, 351-364. - Triangular normed fuzzy subalgebras in lattice implication algebras, (with S. Z. Song and Y. Xu),

J. Fuzzy Math. 13 (2005), no. 2, 289-303. - Triangular normed fuzzification of (implicative) filters in lattice implication algebras, (with L. B. Beasley, G. S. Cheon, and S. Z. Song),

Kyungpook Math. J. 45 (2005), 177-189. - Rough subalgebras of some binary algebras connected with logics, (with W. A. Dudek),

Int. J. Math. Math. Sci. 2005 (2005), no. 3, 437-443. - Smarandache BCI-algebras,

Sci. Math. Jpn. 62 (2005), no. 1, 137-142. - Hilbert semigroups, (with H. S. Kim and C. R. Lim),

Int. J. Pure Appl. Math. 19 (2005), no. 1, 51-59. - Operations of intuitionistic fuzzy ideals/filters in lattices, (with K. Hur, S. Y. Jang),

Honam Math. J. 27 (2005), no. 1, 9-30. - Quotient BH-algebras via fuzzy translation BH-ideals, (with Q. Zhang and E. H. Roh),

J. Fuzzy Math. 13 (2005), no. 1, 209-217. - Fuzzy setting of ideals in BZ-algebras, (with X. H. Zhang),

J. Fuzzy Math. 13 (2005), no. 1, 149-158. - Fuzzy BCK-filters induced by fuzzy set, (with S. Z. Song),

Sci. Math. Jpn. 62 (2005), no. 1, 65-69. - $\Omega$-bifuzzy subsemigroups in semigroups, (with K. Hur, and H. W. Kang),

Honam Math. J. 27 (2005), no. 1, 31-41. - Some results on deductive systems of BL-algebras, (with J. M. Ko and M. A. Ozturk),

Sci. Math. Jpn. 61 (2005), no. 2, 249-258. - On $\Omega$-fuzzy ideals in $\Omega$-semirings/hemirings, (with K. H. Kim),

Int. J. Pure Appl. Math. 18 (2005), no. 2, 199-214. - Quasi BCC-algebras, (with S. Z. Song),

Kyungpook Math. J. 45 (2005), 115-121. - On $(\Phi, \Psi)$-intuitionistic fuzzy subgroups,

Kyungpook Math. J. 45 (2005), 87-94. - On sensible fuzzy subalgebras of BCK-algebras with respect to a s-norm, (with Y. U. Cho, and E. H. Roh),

Sci. Math. Jpn. 62 (2005), no. 1, 13-20. - $(\alpha, \beta)$-fuzzy subalgebras in lattice implication algebras, (with L. B. Beasley, G. S. Cheon, and S. Z. Song),

Sci. Math. Jpn. 61 (2005), no. 1, 57-66. - Intuitionistic fuzzy finite state machines,

J. Appl. Math. Comput. 17 (2005), no. 1-2, 109-120.

**2004**

- On derivations of BCI-algebras, (with X. L. Xin),

Inform. Sci. 159 (2004), 167-176. - On fuzzy $h$-ideals in hemirings, (with M. A. Ozturk and S. Z. Song),

Inform. Sci. 162 (2004), 211-226. - Zero-term ranks of real matrices and their preservers, (with L. B. Beasley and S. Z. Song), Czechoslovak Math. J. 54(129) (2004), 183-188.
- Rank and perimeter preservers of Boolean rank-1 matrices, (with S. Z. Song, L. B. Beasley and G. S. Cheon),

J. Korean Math. Soc. 41 (2004), no. 2, 397-406. - Roughness of filters in lattice implication algebras, (with Y. Xu),

Bull. Pol. Acad. Sci. Math. 52 (2004), no. 4, 341-352. - Intuitionistic fuzzy theory of ideals in gamma-near-rings, (with Y. U. Cho and M. A. Ozturk),

Int. J. Pure Appl. Math. 17 (2004), no. 2, 221-233. - On trace of symmetric bi-derivations in near-rings, (with M. A. Ozturk),

Int. J. Pure Appl. Math. 17 (2004), no. 1, 95-102. - On intuitionistic fuzzy subalgebras of FI-algebras, (with M. H. Lee and Y. Zhu),

JP J. Algebra Number Theory Appl. 4 (2004), no. 2, 363-380. - The role of atoms in BCI-algebras, (with X. L. Xin and E. H. Roh),

Soochow J. math. 30 (2004), no. 4, 491-506. - Intuitionistic fuzzy BCC-ideals of BCC-algebras, (with W. A. Dudek),

Ital. J. Pure Appl. Math. 16 (2004), 9-22. - Multiply positive implicative hyper K-ideals, (with E. H. Roh and S. Z. Song),

Sci. Math. Jpn. Online e-2004 (2004), 403-409. - Ideal theory of subtraction algebras, (with H. S. Kim and E. H. Roh),

Sci. Math. Jpn. Online e-2004 (2004), 397-402. - Triangular normed fuzzy subalgebras of BCK-algebras, (with M. A. Ozturk and E. H. Roh),

Sci. Math. Jpn. Online e-2004 (2004), 383-389. - On closure gamma-semigroups,

Commun. Korean amth. Soc. 19 (2004), no. 4, 639-641. - On intuitionistic fuzzy filters of FI-algebras, (with M. R. Jeon and S. Z. Song),

Far East J. Appl. Math. 16 (2004), no. 1, 105-123. - Folding theory applied to BL-algebras, (with J. M. Ko),

Cent. Eur. J. math. 2 (2004), no. 4, 584-592. - On $(\alpha, \beta)$-fuzzy ideals of BCK/BCI-algebras,

Sci. Math. Jpn. 60 (2004), no. 3, 613-617. - Fuzzy set theory applied to incline algebras, (with W. A. Dudek and S. M. Hong),

Demonstratio Math. 37 (2004), no. 1, 35-44. - Folding theory applied to some types of positive implicative hyper BCK-ideals in hyper BCK-algebras, (with S. M. Hong and W. H. Shim),

Sci. math. Jpn. 59 (2004), no. 3, 517-523. - Fuzzy implicative LI-ideals in lattice implication algebras, (with L. B. Beasley, G. S. Cheon and S. Z. Song),

Sci. math. Jpn. 59 (2004), no. 3, 451-462. - On implicative hyper K-ideals of hyper K-algebras, (with S. Z. Song and W. H. Shim),

Sci. math. Jpn. 59 (2004), no. 3, 443-450. - Intuitionistic fuzzy $\oplus$-closed subsets of FI-algebras, (with E. C. Jeong and H. S. Kim),

Far East J. Math. Sci. (FJMS) 13 (2004), no. 2, 251-272. - Intuitionistic fuzzy topological groups, (with K. Hur, Y. B. Jun and J. H. Ryou),

Honam Math. J. 26 (2004), no. 2, 163-192. - On prime gamma-near-rings with derivations, (with M. Uckun and M. A. Ozturk),

Commun. Korean Math. Soc. 19 (2004), no. 3, 427-433. - Intersection preserving and global expansions of ideals in BCK-algebras, (with H. S. Kim),

Int. J. Pure Appl. Math. 13 (2004), no. 2, 137-142. - Intuitionistic fuzzy hyper BCK-ideals of hyper BCK-algebras, (with R. A. Borzooei),

Iranian J. Fuzzy Systems 1 (2004), no. 1, 65-78. - On $n$-fold positive implicative filters of lattice implication algerbas, (with S. Z. Song),

Soochow J. Math. 30 (2004), no. 2, 225-235. - Regularity of the generalized centroid of semi-prime gamma rings, (with M. A. Ozturk),

Commun. Korean amth. Soc. 19 (2004), no. 2, 233-242. - On $(\Phi, \Psi)$-intuitionistic fuzzy mappings,

Int. J. Pure Appl. Math. 12 (2004), no. 2, 133-139. - Expansions of subalgebras and ideals in BCK/BCI-algebras,

Sci. Math. Jpn. 60 (2004), no. 1, 139-142. - On transfer principle of fuzzy BCK/BCI-algebras, (with M. Kondo),

Sci. Math. Jpn. 59 (2004), no. 1, 35-40. - Fuzzifications of pseudo-BCI algebras, (with S. S. Ahn, H. S. Kim and M. Kondo),

Sci. Math. Jpn. Online 10 (2004), 13-17. - Folding theory of implicative/fantastic filters in lattice implication algerbas, (with S. Z. Song),

Commun. Korean Math. Soc. 19 (2004), no. 1, 11-21. - Foldness of some types of positive implicative hyper BCK-ideals in hyper BCK-algebras, (with S. Z. Song and W. H. Shim),

Sci. Math. Jpn. 59 (2004), no. 1, 139-147. - Satisfactory filters of BCK-algebras,

Sci. Math. Jpn. 59 (2004), no. 1, 113-119. - Quasi p-ideals of quasi BCI-algebras, (with W. A. Dudek),

Quasigroups Related Systems 11 (2004), 25-38. - On fuzzy fantastic filters of lattice implication algebras, (with S. Z. Song),

J. Appl. Math. Comput. 14 (2004), no. 1-2, 137-155.

**2003**

- Special classes of positive implication algebras, (with H. S. Kim and S. S. Ahn),

Inform. Sci. 152 (2003), 203-215. - Negative difference posets and fuzzy implication algebras, (with H. S. Kim and Y. S. Kim),

Commun. Korean Math. Soc. 18 (2003), no. 4, 635-641. - On difference algebras, (with E. H. Roh, S. Y. Kim and W. H. Shim),

Kyungpook Math. J. 43 (2003), 407-414. - Fuzzy quich ideals in BCK/BCI-algebras, (with S. S. Ahn and H. S. Kim),

J. Fuzzy Math. 11 (2003), no. 3, 631-637. - Fuzzy implicative ordered filters in implicative semigroups,

Southeast Asian Bull. Math. 26 (2003), 935-943. - Roughness of gamma-subsemigroups/ideals in gamma-semigroups,

Bull. Korean Math. Soc. 40 (2003), no. 3, 531-536. - On intuitionistic fuzzy alpha-continuous mappings, (with K. Hur ),

Honam Math. J. 25 (2003), no. 1, 131-139. - Fuzzy positive implicative hyper K-ideals in hyper K-algebras, (with W. H. Shim),

Honam Math. J. 25 (2003), no. 3, 43-52. - On gamma-derivations in gamma-near-rings, (with K. H. Kim and Y. U. Cho),

Soochow J. Math. 29 (2003), no. 3, 275-282. - A new congruence relation on lattice implication algebras, (with S. Z. Song),

J. Appl. Math. Comput. 13 (2003), no. 1-2, 385-392. - Fuzzy $n$-fold positive implicative filters in lattice implication algebras, (with S. Z. Song),

J. Appl. Math. Comput. 13 (2003), no. 1-2, 153-163. - Fuzzifications of $\oplus$-closed sets in lattice implication algebras, (with E. H. Roh, K. H. Kim ),

East-West J. Math. 4 (2003), no. 1, 63-75. - Fuzzy ideals in Gamma-rings, (with M. A. Ozturk and M. Uckun ),

Turkish J. Math. 27 (2003), no. 3, 369-374. - On BH-relations in BH-algebras, (with H. S. Kim and M. Kondo),

Sci. Math. Jpn. Online 9 (2003), 91-94. - Weak fuzzy implication algebras,

Adv. Stud. Contemp.Math. (Kyungshang) 7 (2003), no. 1, 41-52. - Characterizations of HFI-algebras and filters/annihilators of fuzzy implication algebras, (with Y. S. Kim and J. H. Ryu),

Far East J. Math. Sci. (FJMS) 9 (2003), no. 2, 223-240. - Roughness of $\Gamma$-quasi ideals and $\Gamma$-bi-ideals in $\Gamma$-semigroups, (with H. S. Kim and C. R. Lim),

Intern. Math. J. 3 (2003), no. 6, 679-684. - Generalizations of BCK-algebras, (with S. M. Hong and M. A. Ozturk),

Sci. Math. Jpn. 58 (2003), no. 3, 603-611. - Fuzzy pseudo-ideals of pseudo-BCK algebras, (with S. Z. Song),

J. Appl. Math. Comput. 12 (2003), no. 1-2, 243-250. - Congruences on BCC-algebras,

Sci. Math. Jpn. 58 (2003), no. 3, 553-559. - KS-filters in KS-algebras,

Sci. Math. Jpn. 58 (2003), no. 1, 131-135. - On nil radicals in BCI-algebras,

Sci. Math. Jpn. 58 (2003), no. 1, 125-130. - Characterizations of pseudo-BCK algebras,

Sci. Math. Jpn. 57 (2003), no. 2, 265-270. - Pseudo-ideals of pseudo-BCK algebras, (with M. Kondo and K. H. Kim),

Sci. Math. Jpn. Online 8 (2003), 87-91. - Fuzzy structures of PI$(\ll, \subseteq, \subseteq)_{BCK}$-ideals in hyper BCK-algebras, (with W. H. Shim),

Int. J. math. Math. Sci. 2003 (2003), no. 9, 549-556. - The class of B-algebras coincides with the class of groups, (with M. Kondo),

Sci. Math. Jpn. 57 (2003), no. 1, 197-199. - Roughness of ideals in BCK-algebras,

Sci. Math. Jpn. 57 (2003), no. 1, 165-169. - Fuzzifications of foldness of quasi-associative ideals in BCI-algebras, (with K. H. Kim),

J. Appl. Math. Comput. 11 (2003), no. 1-2, 255-263. - On fuzzy closedness in lattice implication algebras, (with S. Z. Song and E. H. Roh),

J. Appl. Math. Comput. 11 (2003), no. 1-2, 341-355.

**2002**

- On filters of implicative semilattices,

Inform. Sci. 143 (2002), 197--204. - On fuzzy B-algebras, (with E. H. Roh and H. S. Kim),

Czechoslovak Math. J. 52(127) (2002), 375--384. - Minimum permanents of tridiagonal doubly stochastic matrices, (with S. Z. Song),

Linear Multilinear Algebra 50 (2002), no. 4, 301-306. - Ultra LI-ideals in lattice implication algebras, (with K. Y. Qin and Y. Xu),

Czechoslovak Math. J. 52(127) (2002), 463-468. - Gamma-derivations in prime and semiprime gamma-near-rings, (with Y. U. Cho),

Indian J. Pure Appl. Math. 33 (2002), no. 10, 1489-1494. - Intuitionistic fuzzy ideals of semigroups, (with K. H. Kim),

Indian J. Pure Appl. Math. 33 (2002), no. 4, 443--449. - Ideals and subalgebras in BCI-algebras, (with W. P. Huang),

Southeast Asian Bull. Math. 26 (2002), 567-573. - A note on fuzzy R-subgroups of near-rings, (with K. H. Kim),

Soochow J. Math. 28 (2002), no. 4, 339-346. - On intuitionistic fuzzy topological lattice implication algebras, (with S. Z. Song),

J. Fuzzy Math. 10 (2002), no. 4, 913-920. - On fuzzy implicative filters of lattice implication algebras, (with S. Z. Song),

J. Fuzzy Math. 10 (2002), no. 4, 893-900. - Radical theory in BCH-algebras, (with W. A. Dudek),

Algebra Discrete Math. 1 (2002), 69-78. - Fuzzy positive implicative ordered filters of implicative semigroups, (with Y. H. Kim and H. S. Kim),

Int. J. Math. Math. Sci. 32 (2002), no. 5, 263-270. - Annihilators and deductive systems in commutative Hilbert algebras, (with I. Chajda and R. Halas ),

Comment. Math. Univ. Carolin. 43 (2002), no. 3, 407-417. - Rough set theory applied to BCI-algebras, (with W. A. Dudek ),

Quasigroups Related Systems 9 (2002), 45-54. - On fuzzy ideals of Lie algebras, (with K. H. Kim and E. H. Roh),

J. Appl. Math. Comput. 10 (2002), no. 1-2, 251-259. - Fuzzy convex sets in median algebras, (with K. H. Kim),

J. Appl. Math. Comput. 10 (2002), no. 1-2, 157-165. - On derivations of prime gamma rings, (with M. A. Ozturk and K. H. Kim),

Turkish J. Math. 26 (2002), no. 3, 317-327. - Zero invariant and idempotent fuzzy BCC-subalgebras, (with W. A. Dudek),

Math. Slovaca 52 (2002), no. 2, 145--156. - Fuzzy filters/ideals in BCI-algebras, (with W. H. Shim and C Lele),

J. Fuzzy Math. 10 (2002), no. 2, 469--474. - Fuzzy ideals with operators in BCK/BCI-algebras,

J. Fuzzy Math. 10 (2002), no. 2, 371--378. - Fuzzy sub-implicative ideals of BCI-algebras,

Bull. Korean Math. Soc. 39 (2002), no. 2, 185--198. - Fuzzifications of $a\&{\mathcal I}$-ideals in IS-algebras, (with E. H. Roh),

Sci. Math. Jpn. 55 (2002), no. 3, 599--604. - Extensions of fuzzy ideals in BCK-algebras, (with E. H. Roh and H. S. Kim),

Sci. Math. Jpn. 55 (2002), no. 3, 515--518. - On fuzzy filters of MTL-algebras, (with K. H. Kim and Q. Zhang),

J. Fuzzy Math. 10 (2002), no. 4, 981--989. - Characterizations of Artinian and Noetherian gamma-rings in terms of fuzzy ideals, (with M. A. Ozturk and M. Uckun),

Turkish J. Math. 26 (2002), 199--205. - Fuzzy point BCK/BCI-algebras, (with C. Lele),

Int. J. Pure Appl. Math. 1 (2002), no. 1, 33--39. - Fuzzy filters of BCK-algebras, (with S. Z. Song),

J. Fuzzy Math. 10 (2002), no. 1, 133--139. - Some operations on lattice implication algebras (II), (with E. H. Roh and Y. Xu),

J. Fuzzy Math. 10 (2002), no. 1, 117--125. - A note on fuzzy ordered filters of implicative semigroups, (with K. H. Kim),

J. Fuzzy Math. 10 (2002), no. 1, 21--26. - On fuzzy quotient BCI-algebras induced by fuzzy ideals, (with S. M. Hong and S. J. Kim),

Sci. Math. Jpn. 56 (2002), no. 3, 539--545. - Some results in hyper BCK-algebras, (with E. H. Roh, Q. Zhang),

Sci. Math. Jpn. 55 (2002), no. 2, 297--304. - Intuitionistic aspects of fuzzy topological BCH-algebras, (with E. H. Roh),

Sci. Math. Jpn. 55 (2002), no. 2, 355--360. - Foldness of quasi-associative ideals in BCI-algebras, (with S. Z. Song and C. Lele),

Sci. Math. Jpn. 56 (2002), no. 2, 373--377. - On left maps of Hilbert algebras, (with K. H. Kim),

Intern. Math. J. 2 (2002), no. 5, 477--483. - Interval-valued fuzzy R-subgroups of near-rings, (with K. H. Kim),

Indian J. Pure Appl. Math. 33 (2002), no. 1, 71--80. - Positive implicative hyper BCK-algebras, (with X. L. Xin),

Sci. Math. Jpn. 55 (2002), no. 1, 97--106. - Some types of positive implicative hyper BCK-ideals, (with W. H. Shim),

Sci. Math. Jpn. 56 (2002), no. 1, 63--68. - Fuzzy implicative hyper BCK-ideals of hyper BCK-algebras, (with W. H. Shim),

Int. J. Math. Math. Sci. 29 (2002), no. 2, 63--70. - A characterization theorem for fuzzy prime ideals in near-rings, (with H. S. Kim),

Soochow J. Math. 28 (2002), no. 1, 93--99. - Uniform structures in positive implication algebras, (with H. S. Kim),

Intern. Math. J. 2 (2002), no. 3, 215--219. - On fuzzy $po$-ideals of ordered semigroups, (with K. H. Kim and J. G. Lee),

Intern. Math. J. 1 (2002), no. 6, 567--574. - On structures of gamma-seminear-rings, (with K. H. Kim),

Intern. Math. J. 1 (2002), no. 1, 97--103.

**2001**

- Fuzzy positive implicative and fuzzy associative filters of lattice implication algebras,

Fuzzy Sets and Systems 121 (2001), 353--357. - Quotient structures of some implicative algebras via fuzzy implicative filters, (with S. S. Ahn and H. S. Kim),

Fuzzy Sets and Systems 121 (2001), 325--332. - Normal fuzzy R-subgroups in near-rings, (with K. H. Kim),

Fuzzy Sets and Systems 121 (2001), 341--345. - Fuzzy subinclines (ideals) of incline algebras, (with S. S. Ahn and H. S. Kim),

Fuzzy Sets and Systems 123 (2001), 217--225. - On fuzzy ideals in BCC-algebras, (with W. A. Dudek),

Fuzzy Sets and Systems 123 (2001), 251--258. - Involutory and invertible fuzzy BCK-algebras, (with X. L. Xin),

Fuzzy Sets and Systems 117 (2001), 463-469. - Fuzzy prime ideals and invertible fuzzy ideals in BCK-algebras, (with X. L. Xin),

Fuzzy Sets and Systems 117 (2001), 471-476. - Fuzzy BCI-subalgebras with interval-valued membership functions, (with S. M. Hong, S. J. Kim and G. I. Kim),

Internat. J. Math. Math. Sci. 25 (2001), no. 2, 135-143. - The prime filter theorem of lattice implication algebras,

Internat. J. Math. Math. Sci. 25 (2001), no. 2, 115-118. - On topological BCI-algebras II, (with X. L. Xin),

Sci. Math. Jpn. 53 (2001), no. 1, 97-106. - Q-fuzzy subalgebras of BCK/BCI-algebras,

Sci. Math. Jpn. 53 (2001), no. 2, 317-322. - Some results on ideals of BCK-algebras,

Sci. Math. Jpn. 53 (2001), no. 3, 477-480. - Fuzzy hyper BCK-ideals of hyper BCK-algebras, (with X. L. Xin),

Sci. Math. Jpn. 53 (2001), no. 2, 353-360. - Orthogonal traces on semi-prime gamma rings, (with M. A. Ozturk and K. H. Kim),

Sci. Math. Jpn. 53 (2001), no. 3, 495-501. - Fuzzy ideals of pogroupoids, (with H. S. Kim),

J. Fuzzy Math. 9 (2001), no. 1, 17-22.

**2000**

- Fantastic filters of lattice implication algebras,

Internat. J. Math. Math. Sci. 24 (2000), no. 4, 277--281. - Intuitionistic fuzzy ideals of BCK-algebras, (with K. H. Kim)

Internat. J. Math. Math. Sci. 24 (2000), no. 12, 839--849.

Under construction

**1999**

- On topological BCI-algebras, (with X. L. Xin and D. S. Lee),

Inform. Sci. 116 (1999), 253-261. - Characterizations of Noetherian BCK-algebras via fuzzy ideals,

Fuzzy Sets and Systems 108 (1999), 231-234. - On L-fuzzy ideals in semirings II, (with J. Neggers and H. S. Kim),

Czechoslovak Math. J. 49(124) (1999), 127-133.

Under construction

**1998**

- On L-fuzzy ideals in semirings I, (with J. Neggers and H. S. Kim),

Czechoslovak Math. J. 48(123) (1998), 669-675.

Under construction

**1997**

- Fuzzy implicative ideals of BCK-algebras, (with J. Meng and H. S. Kim),

Fuzzy Sets and Systems 89 (1997), 243-248. - On ordered filters of implicative semigroups, (with J. Meng and X. L. Xin),

Semigroup Forum 54 (1997), 75-82. - The role of B(X) and L(X) in the ideal theory of BCI-algebras, (with J. Meng and E. H. Roh),

Indian J. Pure Appl. Math. 28 (1997), no. 6, 741-752. - Hilbert algebras inherited from the posets, (with J. Y. Kim and H. S. Kim),

Indian J. Pure Appl. Math. 28 (1997), no. 4, 471-475.

Under construction

**1996**

- Normal L-fuzzy ideals in semirings, (with J. Neggers and H. S. Kim),

Fuzzy Sets and Systems 82 (1996), 383-386. - Fuzzy deductive systems of Hilbert algerbas, (with S. M. Hong),

Indian J. Pure Appl. Math. 27 (1996), no 2, 141-151.

Under construction

**1994**

- Fuzzy commutative ideals of BCK-algebras, (with E. H. Roh),

Fuzzy Sets and Systems 64 (1994), 401-405. - Characterizations of BCI/BCH-algebras,

Indian J. Pure Appl. Math. 25 (1994), no 4, 361-363.

Under construction

**Papers which are published in SCI(E) journals**

- Applications of soft sets in ideal theory of BCK/BCI-algebras, (with C. H. Park),

Inform. Sci. 178 (2008), 2466-2475. (SCI) - Redefined fuzzy implicative filters, (with Y. Xu and J. Ma),

Inform. Sci. 177 (2007), 1422-1429. (SCI) - Quotient structures of intuitionistic fuzzy finite state machines,

Inform. Sci. 177 (2007), 4977-4986. (SCI) - Intuitionistic nil radicals of intuitionistic fuzzy ideals and Euclidean intuitionistic fuzzy ideals in rings, (with M. A. Ozturk and C. H. Park),

Inform. Sci. 177 (2007), 4662-4677. (SCI) - On *-λ-semirings, (with F. Feng and X. Z. Zhao),

Inform. Sci. 177 (2007), 5012-5023. (SCI) - Intuitionistic fuzzy $n$-normed linear space, (with S. Vijayabalaji and N. Thillaigovindan), Bull. Korean Math. Soc. 44 (2007), no. 2, 291-308. (SCIE)
- Intuitionistic fuzzy sets in Gamma-semigroups, (with M. Uckun and M. A. Ozturk),

Bull. Korean Math. Soc. 44 (2007), no. 2, 359--367. (SCIE) - Perfect and concrete filters of WFI-algebras,

Bull. Korean Math. Soc. 44 (2007), no. 4, 691-699. (SCIE) - Generalized fuzzy interior ideals in semigroups, (with S. Z. Song),

Inform. Sci. 176 (2006), 3079-3093. (SCI) - Intuitionistic fuzzy $H_v$-submodules, (with B. Davvaz and W. A. Dudek),

Inform. Sci. 176 (2006), 285-300. (SCI) - Perimeter preserver of matrices over semifields, (with S. Z. Song and K. T. Kang), Czechchoslovak Math. J. 56(131) (2006), 515-524. (SCI)
- Invertible commutativity preservers of matrices over max algebra, (with S. Z. Song, K. T. Kang),

Czechchoslovak Math. J. 56(131) (2006), 1185-1192. (SCI) - Linear preservers of extremes of rank inequalities over semirings: Row and column ranks, (with L. B. Beasley, A. E. Guterman and S. Z. Song),

Linear Algebra Appl. 413 (2006), 495-509. (SCI) - Intuitionistic Fuzzy Approach to Topological BCK -Algebras, (with H. S. Kim),

J. Mult.-Valued Logic Soft Comput. 12 (2006), no. 5-6, 509-516. (SCIE) - Linear preservers of Boolean nilpotent matrices, (with S. Z. Song and K. T. Kang),

J. Korean Math. Soc. 43 (2006), no. 3, 539-552. (SCIE) - On Q-upper algebras, (with J. Y. Kim and H. S. Kim),

Order 22 (2005), 191-200. (SCIE) - Fuzzy strong implicative hyper BCK-ideals of hyper BCK-algebras, (with W. H. Shim),

Inform. Sci. 170 (2005), 351-361. (SCI) - On intuitionistic fuzzy sub-hyperquasigroups of hyperquasigroups, (with W. A. Dudek, B. Davvaz),

Inform. Sci. 170 (2005), 251-262. (SCI) - $*$-$\mu$-semirings and $*$-$\lambda$-semirings, (with F. Feng and X. Z. Zhao),

Theoret. Comput. Sci. 347 (2005), 423-431. (SCI) - Fuzzy filters of MTL-algebras, (with Y. Xu and X. H. Zhang),

Inform. Sci. 175 (2005), 120-138. (SCI) - On derivations of BCI-algebras, (with X. L. Xin),

Inform. Sci. 159 (2004), 167-176. (SCI) - On fuzzy $h$-ideals in hemirings, (with M. A. Ozturk and S. Z. Song),

Inform. Sci. 162 (2004), 211-226. (SCI) - Zero-term ranks of real matrices and their preservers, (with L. B. Beasley and S. Z. Song), Czechoslovak Math. J. 54(129) (2004), 183-188. (SCI)
- Rank and perimeter preservers of Boolean rank-1 matrices, (with S. Z. Song, L. B. Beasley and G. S. Cheon),

J. Korean Math. Soc. 41 (2004), no. 2, 397-406. (SCIE) - Special classes of positive implication algebras, (with H. S. Kim and S. S. Ahn),

Inform. Sci. 152 (2003), 203-215. (SCI) - Gamma-derivations in prime and semiprime gamma-near-rings, (with Y. U. Cho),

Indian J. Pure Appl. Math. 33 (2002), no. 10, 1489-1494. (SCI) - Ultra LI-ideals in lattice implication algebras, (with K. Y. Qin and Y. Xu),

Czechoslovak Math. J. 52(127) (2002), 463-468. (SCI) - Minimum permanents of tridiagonal doubly stochastic matrices, (with S. Z. Song),

Linear Multilinear Algebra 50 (2002), no. 4, 301-306. (SCI) - On fuzzy B-algebras, (with E. H. Roh and H. S. Kim),

Czechoslovak Math. J. 52(127) (2002), 375--384. (SCI) - Intuitionistic fuzzy ideals of semigroups, (with K. H. Kim),

Indian J. Pure Appl. Math. 33 (2002), no. 4, 443--449. (SCI) - On filters of implicative semilattices,

Inform. Sci. 143 (2002), 197--204. (SCI) - Interval-valued fuzzy R-subgroups of near-rings, (with K. H. Kim),

Indian J. Pure Appl. Math. 33 (2002), no. 1, 71--80. (SCI) - Fuzzy positive implicative and fuzzy associative filters of lattice implication algebras,

Fuzzy Sets and Systems 121 (2001), 353--357. (SCI) - Quotient structures of some implicative algebras via fuzzy implicative filters, (with S. S. Ahn and H. S. Kim),

Fuzzy Sets and Systems 121 (2001), 325--332. (SCI) - Normal fuzzy R-subgroups in near-rings, (with K. H. Kim),

Fuzzy Sets and Systems 121 (2001), 341--345. (SCI) - Fuzzy subinclines (ideals) of incline algebras, (with S. S. Ahn and H. S. Kim),

Fuzzy Sets and Systems 123 (2001), 217--225. (SCI) - On fuzzy ideals in BCC-algebras, (with W. A. Dudek),

Fuzzy Sets and Systems 123 (2001), 251--258. (SCI) - Involutory and invertible fuzzy BCK-algebras, (with X. L. Xin),

Fuzzy Sets and Systems 117 (2001), 463-469. (SCI) - Fuzzy prime ideals and invertible fuzzy ideals in BCK-algebras, (with X. L. Xin),

Fuzzy Sets and Systems 117 (2001), 471-476. (SCI) - On topological BCI-algebras, (with X. L. Xin and D. S. Lee),

Inform. Sci. 116 (1999), 253-261. (SCI) - Characterizations of Noetherian BCK-algebras via fuzzy ideals,

Fuzzy Sets and Systems 108 (1999), 231-234. (SCI) - On L-fuzzy ideals in semirings II, (with J. Neggers and H. S. Kim),

Czechoslovak Math. J. 49(124) (1999), 127-133. (SCI) - On L-fuzzy ideals in semirings I, (with J. Neggers and H. S. Kim),

Czechoslovak Math. J. 48(123) (1998), 669-675. (SCI) - Fuzzy implicative ideals of BCK-algebras, (with J. Meng and H. S. Kim),

Fuzzy Sets and Systems 89 (1997), 243-248. (SCI) - The role of B(X) and L(X) in the ideal theory of BCI-algebras, (with J. Meng and E. H. Roh),

Indian J. Pure Appl. Math. 28 (1997), no. 6, 741-752. (SCI) - On ordered filters of implicative semigroups, (with J. Meng and X. L. Xin),

Semigroup Forum 54 (1997), 75-82. (SCI) - Hilbert algebras inherited from the posets, (with J. Y. Kim and H. S. Kim),

Indian J. Pure Appl. Math. 28 (1997), no. 4, 471-475. (SCI) - Normal L-fuzzy ideals in semirings, (with J. Neggers and H. S. Kim),

Fuzzy Sets and Systems 82 (1996), 383-386. (SCI) - Fuzzy deductive systems of Hilbert algerbas, (with S. M. Hong),

Indian J. Pure Appl. Math. 27 (1996), no 2, 141-151. (SCI) - Fuzzy commutative ideals of BCK-algebras, (with E. H. Roh),

Fuzzy Sets and Systems 64 (1994), 401-405. (SCI) - Characterizations of BCI/BCH-algebras,

Indian J. Pure Appl. Math. 25 (1994), no 4, 361-363. (SCI)

Last updated on May 2, 2008.