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• Borumand, S. A. and Jun, Y.B., (2017). Neutrosophic subalgebras of BCK/BCI-algebras based on neutrosophic points, Ann. Fuzzy Math. Inform., 14, pp. 87–97.
• Huang, Y. S., (2006). BCI-algebra, Science Press, Beijing.
• Jun, Y.B., (2017). Neutrosophic subalgebras of several types in BCK/BCI-algebras, Ann. Fuzzy Math. Inform., 14 (1), pp. 75–86.
• Kim, S.J., Song, S.Z. and Jun, Y.B., (2018). Generalizations of neutrosophic subalgebras in BCK/BCI-algebras based on neutrosophic points, Neutrosophic Sets and Systems, 20, pp. 26–35.
• Meng, J. and Jun, Y. B., (1994). BCK-algebra, Kyungmoon Sa Co. Seoul.
• Muhiuddin, G., Smarandache, F. and Jun, Y. B., (2019). Neutrosophic quadruple ideals in neutro- sophic quadruple BCI-algebras, Neutrosophic Sets and Systems, 25, pp. 161–173.
• Muhiuddin, G., Al-Kenani, A. N., Roh, E. H. and Jun, Y. B., (2019). Implicative neutrosophic quadruple BCK-algebras and ideals, Symmetry, 11, 277.
• Muhiuddin, G., Kim, S. J. and Jun, Y. B., (2019). Implicative N-ideals of BCK-algebras based on neutrosophic N-structures, Discrete Mathematics, Algorithms and Applications, 11(1), 1950011.
• Muhiuddin, G., Bordbar, H., Smarandache, F. and Jun, Y. B., (2018). Further results on (∈, ∈)- neutrosophic subalgebras and ideals in BCK/BCI-algebras, Neutrosophic Sets and Systems, 20, pp. 36-43.
• Smarandache, F., (1999). A Unifying Field in Logics: Neutrosophic Logic. Neutrosophy, Neutrosophic Set, Neutrosophic Probability, American Reserch Press, Rehoboth, NM.
• Smarandache, F., (2005). Neutrosophic set-a generalization of the intuitionistic fuzzy set, Int. J. Pure Appl. Math., 24(3), pp.287–297.