[1] R. A. Borzooei, A. Rezazadeh and R. Ameri, On Hyper Pseudo BCK-algebras, Iran. J. Math. Sci. Inf., 9(1) (2014), 13-29.
[2] R. A. Borzooei and O. Zahiri, On hyper pseuo MV-algebras, Ital. J. Pure Appl. Math. -N., 33 (2014), 201-224.
[3] X. Y. Cheng, X. L. Xin and Y. B. Jun, Hyper equality algebras, Quant. Logic Soft Comput., 2016, Adv. Intel. Sys. Comput., 510 (2016), 415-428.
[4] L. C. Ciungu, Internal states on equality algebras, Soft Computing, 19 (2015), 939-953.
[5] A. Dvurecenskij and O. Zahiri, Pseudo equality algebras: revision, Soft Comput., 20(6)(2016), 2091-2101.
[6] M. A. Hashemi and R. A. Borzooei, Tense like equality algebras, Categ. General Algeb. Struct. Appl., 13(1) (2020), 143-166.
[7] M. A. Hashemi and R. A. Borzooei, Results on hyper equality algebras, J. Math. Extension, 14(3) (2020), 169-193.
[8] S. Jenei, Equality algebras, Studia Log., 100 (2012), 1201-1209.
[9] S. Jenei, Equality algebras, Proceedings of the CINTI2010 Conference (11th IEEE International Symposium on Computational Intelligence and Informatics), Budapest, 2010.
[10] S. Jenei and L. Korodi, Pseudo equality algebras, Arc. Math. Log., 52 (2013), 469-481.
[11] F. Zebardast, R. A. Borzooei and M. Aaly Kologani, Results on equality algebras, Info. Sci., 381 (2017), 270-282.
[12] M. Zarean, R. A. Borzooei and O. Zahiri, On state equality algebras, Quasigroups Relat. Syst., 25 (2017), 307-326.