Triangles in contraction critical 5-connected graphs. - Chengfu Qin; Xudong Yuan; Jianji Su (Australas. J Comb., 2005)

Some properties of contraction-critical 5-connected graphs. - Chengfu Qin; Xudong Yuan; Jianji Su (Discret. Math., 2008)

Contractible edges of k-connected graphs for k = 4, 5. - Chengfu Qin; Xiaofeng Guo (Ars Comb., 2010)

Super connectivity of Kronecker products of graphs. - Litao Guo; Chengfu Qin; Xiaofeng Guo (Inf. Process. Lett., 2010)

Some structural properties of minimally contraction-critically 5-connected graphs. - Kiyoshi Ando; Chengfu Qin (Discret. Math., 2011)

On super 2-restricted and 3-restricted edge-connected vertex transitive graphs. - Weihua Yang; Zhao Zhang; Chengfu Qin; Xiaofeng Guo (Discret. Math., 2011)

Inverse degree and super edge-connectivity. - Yingzhi Tian; Litao Guo; Jixiang Meng; Chengfu Qin (Int. J. Comput. Math., 2012)

On the t/k-diagnosability of BC networks. - Weihua Yang; Huiqiu Lin; Chengfu Qin (Appl. Math. Comput., 2013)

Height Probabilities in the Abelian Sandpile Model on the Generalized Trees. - Xiaoxia Wu; Lian-zhu Zhang; Hawei Dong; Chengfu Qin (Ars Comb., 2014)

The Removable Edges and the Contractible Subgraphs of 5-Connected Graphs. - Chengfu Qin; Xiaofeng Guo; Kiyoshi Ando (Graphs Comb., 2015)

Connectivity of the graph induced by contractible edges of a k-tree. - Chengfu Qin; Litao Guo; Lexian Huang (Appl. Math. Comput., 2019)

A constructive characterization of contraction critical 8-connected graphs with minimum degree 9. - Chengfu Qin; Weihua He; Kiyoshi Ando (Discret. Math., 2019)

A chain theorem for 4-connected graphs. - Chengfu Qin; Guoli Ding (J. Comb. Theory B, 2019)

Subgraph fault tolerance of distance optimally edge connected hypercubes and folded hypercubes. - Litao Guo; Chengfu Qin; Liqiong Xu (J. Parallel Distributed Comput., 2020)

5-Shredders of Contraction-Critical 5-Connected Graphs. - Chengfu Qin; Weihua Yang (Parallel Process. Lett., 2020)

Contractible Edges in 3-Connected Cubic Graphs. - Shuai Kou; Chengfu Qin; Weihua Yang (Parallel Process. Lett., 2021)

A Note on Oct1+-Minor-Free Graphs and Oct2+-Minor-Free Graphs. - Wenyan Jia; Shuai Kou; Weihua Yang; Chengfu Qin (J. Interconnect. Networks, 2022)

Strengthened chain theorems for different versions of 4-connectivity. - Guoli Ding; Chengfu Qin (Discret. Math., 2023)

A characterization of internally 4-connected {P10 - {V1, V2}}-minor-free graphs. - Xiaomin Zhou; Weihua Yang; Xiaxia Guan; Chengfu Qin (Discuss. Math. Graph Theory, 2023)

Contractible Edges in Spanning Trees of 3-Connected Graphs. - Chengfu Qin; Jin Geng; Hailing Yang; Xiaoqing Xie (Graphs Comb., 2025)