Fuzzy ideals in BCI-algebras. - Yong Lin Liu; Jie Meng (Fuzzy Sets Syst., 2001)

ILI-ideals and prime LI-ideals in lattice implication algebras. - Yong Lin Liu; San Yang Liu; Yang Xu 001; Keyun Qin (Inf. Sci., 2003)

Fuzzy Ultra Filters and Fuzzy G-Filters of MTL-Algebras. - Xiaohong Zhang 001; Yongquan Wang; Yong Lin Liu (FSKD (1), 2005)

On f-derivations of BCI-algebras. - Jianming Zhan 001; Yong Lin Liu (Int. J. Math. Math. Sci., 2005)

BCI-implicative ideals of BCI-algebras. - Yong Lin Liu; Yang Xu 001; Jie Meng (Inf. Sci., 2007)

Pseudo-BCK algebras and PD-posets. - Yong Lin Liu; San Yang Liu; Yang Xu 001 (Soft Comput., 2007)

Positive Implication R0-Algebras. - Yong Lin Liu; Mei Ying Ren; Muhammad Akram 001 (CSIE (4), 2009)

On characterizations of generalized fuzzy ideals of BCI-algebras. - Jianming Zhan 001; Yong Lin Liu; Young Bae Jun (Int. J. Comput. Math., 2009)

Non-commutative residuated lattices based on soft sets. - Yong Lin Liu; Hee Sik Kim (J. Intell. Fuzzy Syst., 2015)

Hyperfuzzy subsets and subgroupoids. - Yong Lin Liu; Hee Sik Kim; Joseph Neggers (J. Intell. Fuzzy Syst., 2017)