Fuzzy Ideal of Hilbert Algebras in BCK-Algebras
In  it gives an ideal of Hilbert Algebras in BCK-algebras, as well as some propositions. So in this paper, we will give a fuzzy Ideal of Hilbert Algebras in BCK-algebras and it’s propositions.
Shaobo Zhong, Yimin Cheng and Xilong Qu
Q. N. Zhang et al., "Fuzzy Ideal of Hilbert Algebras in BCK-Algebras", Applied Mechanics and Materials, Vols. 50-51, pp. 498-502, 2011