References
- A. Borumand Saeid, R. A. Borzooei, and M. M. Zahedi, (Weak) Implicative hyper K-ideals, Bull. Korean Math. Soc. 40 (2003), no. 1, 123-137. https://doi.org/10.4134/BKMS.2003.40.1.123
- M. M. Zahedi, A. Borumand Saeid, and R. A. Borzooei, Implicative hyper K-algebras, Czechoslovak Math. J. 55(130) (2005), 439-453. https://doi.org/10.1007/s10587-005-0034-9