Cycle Extendability in Extended Tournaments. - Yuzhen Qi; Zhilan Wang; Yunshu Gao; Jin Yan (Graphs Comb., 2022)

Disjoint cycles with partial degree conditions in claw-free graphs. - Yuzhen Qi; Yun Wang; Jin Yan (Discret. Math., 2023)

Vertex-disjoint cycles of the same length in tournaments. - Zhilan Wang; Yuzhen Qi; Jin Yan (J. Graph Theory, 2023)

Improved results on linkage problems. - Jia Zhou; Yuzhen Qi; Jin Yan (Discret. Math., 2023)

Spanning 3-strong tournaments in 5-strong semicomplete digraphs. - Kaike Wang; Yuzhen Qi; Jin Yan (Discret. Math., 2024)

Largest dyadic dual VC-dimension of non-piercing families. - Xinqi Huang; Yuzhen Qi; Mingyuan Rong; Zixiang Xu (CoRR, 2025)