References
- R. F. Ye, On BZ-algebras, Selected Papers on BCI, BCK-algebras and Computer Logics, Shanghai Jiaotong Univ. Press, (1991), 21-24.
- R. F. Ye and X. H. Zhang, On ideals in BZ-algebras and its homomorphism theorems, J. East China University of Science and Technology (in Chinese) 19 (1993), no. 6, 775-778.
- X. H. Zhang, Y. Q. Wang and W. A. Dudek, T-ideals in BZ-algebras and T-type BZ-algebras, Indian J. Pure Appl. Math. 34 (2003), no. 11, 1559-1570.
- X. H. Zhang and R. F. Ye, BZ-algebra and group, J. Math. and Physical Sciences 29 (1995), no. 5, 223-233.