On the k-matchings of the complements of bicyclic graphs. - Hong-Hai Li; Yi-Ping Liang (Discret. Math. Algorithms Appl., 2018)

On Extremal Graphs for Zero Forcing Number. - Yi-Ping Liang; Jianxi Li; Shou-Jun Xu (Graphs Comb., 2022)

On graphs maximizing the zero forcing number. - Yi-Ping Liang; Shou-Jun Xu (Discret. Appl. Math., 2023)

Semitotal domination in claw-free graphs. - Jie Chen; Yi-Ping Liang; Shou-Jun Xu (Discuss. Math. Graph Theory, 2024)

Semitotal forcing in claw-free cubic graphs. - Yi-Ping Liang; Jie Chen; Shou-Jun Xu (Discuss. Math. Graph Theory, 2024)

A Characterization of Graphs with Semitotal Domination Number One-Third Their Order. - Jie Chen; Cai-Xia Wang; Yi-Ping Liang; Shou-Jun Xu (Graphs Comb., 2024)

Algorithmic aspects of {P}-isolation in graphs and extremal graphs for a {P3}-isolation bound. - Jie Chen; Yi-Ping Liang; Cai-Xia Wang; Shou-Jun Xu (Inf. Process. Lett., 2025)