Semitopological groups, semiclosure semigroups and quantales. - Sheng-Wei Han; Changchun Xia; Bin Zhao (Fuzzy Sets Syst., 2018)

The completions of multi-posets and quantum B-algebras. - Changchun Xia; Bin Zhao (Fuzzy Sets Syst., 2020)

A categorical characterization of the least Q-quantale completion of Q-ordered semigroups. - Changchun Xia; Bin Zhao (Fuzzy Sets Syst., 2020)

A categorical isomorphism between injective balanced L-S0-convex spaces and fuzzy frames. - Changchun Xia (Fuzzy Sets Syst., 2022)

Injective Hulls in the Category of Mildly Distributive Semilattices. - Changchun Xia (Order, 2022)

A categorical equivalence between L-continuous lattices and continuous generalized L-closure spaces. - Changchun Xia; Hongwei Wu; Jiang Yang (Soft Comput., 2024)