Novel inequalities for generalized graph entropies - Graph energies and topological indices. - Xueliang Li 001; Zhongmei Qin; Meiqin Wei; Ivan Gutman; Matthias Dehmer (Appl. Math. Comput., 2015)

Extremal hexagonal chains with respect to the coefficients sum of the permanental polynomial. - Wei Li 063; Zhongmei Qin; Heping Zhang (Appl. Math. Comput., 2016)

Proper connection number of random graphs. - Ran Gu; Xueliang Li 001; Zhongmei Qin (Theor. Comput. Sci., 2016)

Oriented Bicyclic Graphs with the First Five Large Skew Energies. - Zhongmei Qin; Jianfeng Wang; Kang Yang (Ars Comb., 2017)

On two conjectures about the proper connection number of graphs. - Fei Huang; Xueliang Li 001; Zhongmei Qin; Colton Magnant; Kenta Ozeki (Discret. Math., 2017)

Non-jumping numbers for 5-uniform hypergraphs. - Ran Gu; Xueliang Li 001; Zhongmei Qin; Yongtang Shi; Kang Yang (Appl. Math. Comput., 2018)

The (k , ℓ)-proper index of graphs. - Hong Chang 002; Xueliang Li 001; Colton Magnant; Zhongmei Qin (J. Comb. Optim., 2018)

Degree powers in graphs with a forbidden forest. - Yongxin Lan; Henry Liu; Zhongmei Qin; Yongtang Shi (Discret. Math., 2019)

Improved bounds for rainbow numbers of matchings in plane triangulations. - Zhongmei Qin; Yongxin Lan; Yongtang Shi (Discret. Math., 2019)

The Turán number of 2P7. - Yongxin Lan; Zhongmei Qin; Yongtang Shi (Discuss. Math. Graph Theory, 2019)

Minimum degree condition for proper connection number 2. - Fei Huang; Xueliang Li 001; Zhongmei Qin; Colton Magnant (Theor. Comput. Sci., 2019)

Enumeration of permanental sums of lattice graphs. - Wei Li 063; Zhongmei Qin; Yao Wang (Appl. Math. Comput., 2020)

Rainbow numbers for small graphs in planar graphs. - Zhongmei Qin; Hui Lei 002; Shasha Li (Appl. Math. Comput., 2020)

Rainbow numbers for paths in planar graphs. - Zhongmei Qin; Shasha Li; Yongxin Lan; Jun Yue (Appl. Math. Comput., 2021)

Extremal stretch of proper-walk coloring of graphs. - Zhongmei Qin; Junxue Zhang 002 (Appl. Math. Comput., 2021)

Graphs with n-1 main eigenvalues. - Zenan Du; Fenjin Liu; Shunyi Liu; Zhongmei Qin (Discret. Math., 2021)

Exact rainbow numbers for matchings in plane triangulations. - Zhongmei Qin; Yongxin Lan; Yongtang Shi; Jun Yue (Discret. Math., 2021)

On Tree-Connectivity and Path-Connectivity of Graphs. - Shasha Li; Zhongmei Qin; Jianhua Tu; Jun Yue (Graphs Comb., 2021)

Note on the anti-Ramsey number for matching in hypercubes. - Rui Li; Yuede Ma; Zhongmei Qin; Yingping Zhao (Appl. Math. Comput., 2025)