[1] Aslam, J., Deeb, E., & Thaheem, A. B. (1993). On Spectral properties of BCK-algebra. Mathematica Japonica, 38, 1121-1128.
[2] Borzooei, R. A., & Zahiri, O. (2012). Prime Ideals in BCI and BCK-algebras. Annals of the University of Craiova, Mathematics and Computer Science Series, 39 (2), 266-276.
https://doi.org/10.52846/ami.v39i2.469
[4] Huang, Y. (2006). BCI-algebras. Science Press. Beijing, China.
[8] Hoo, C. S., & Murty, P. V. R. (1987). The ideals of a bounded commutative BCK-algebras. Math. Japon. 32, 723 - 733.
[9] Meng, J., & Jun, Y., Xin, X. (1998). Prime ideal in commutative BCK-algebras. Discussiones Mathematicae, 18, 5-15.
https://doi.org/10.7151/dmgaa
[10] Meng, J., & Jun, Y. (1994). BCK-algebras. Kyung Moon Sa Co. Seoul.
[11] Palasinski, M. (1981). Ideal in BCK-algebras which are lower lattices. Bulletin of the Section of Logic, 10(1), 48-50.
[12] Naja , A., & Borumand Saeid, A. (2022). Semi prime BCI-algebras. Scienti c Bulletin Series A, Applied Mathematics and Physics, 11, 19-28.
https://doi.org/10.3233/ifs-162148
[13] Romanowska, A. & Traczyk, T. (1980). On commutative BCK-algebras. Math. Japonica, 25(5), 567{583.