1 |
J. Ghosh and T. K. Samanta, Hyperfuzzy sets and hyperfuzzy group, Int. J. Advanced Sci Tech. 41 (2012), 27-37.
|
2 |
Y. S. Huang, BCI-algebra, Science Press, Beijing, 2006.
|
3 |
Y. B. Jun, S. S. Ahn and E. H. Roh, Energetic subsets and permeable values with applications in BCK=BCI-algebras, Appl. Math. Sci. 7 (2013), 4425-4438.
|
4 |
Y. B. Jun, K. Hur and K. J. Lee, Hyperfuzzy subalgebras of BCK/BCI-algebras, Ann. Fuzzy Math. Inform. 15 (2018), 17-28.
DOI
|
5 |
J. Meng and Y. B. Jun, BCK-algebras, Kyungmoon Sa Co., Seoul, 1994.
|
6 |
S. Z. Song, S. J. Kim and Y. B. Jun, Hyperfuzzy ideals in BCK/BCI-algebras, Mathematics 5(2017), doi:10.3390/math5040081.
|