Some results on graphs with exactly two main eigenvalues. - Yaoping Hou; Zikai Tang; Wai Chee Shiu (Appl. Math. Lett., 2012)

The adjacency spectrum of two new operations of graphs. - Dijian Wang; Yaoping Hou; Zikai Tang (AKCE Int. J. Graphs Comb., 2018)

On signed graphs with just two distinct Laplacian eigenvalues. - Yaoping Hou; Zikai Tang; Dijian Wang (Appl. Math. Comput., 2019)

Comparison between the non-self-centrality number and the total irregularity of graphs. - Zikai Tang; Hechao Liu; Huimin Luo; Hanyuan Deng (Appl. Math. Comput., 2019)

On signed graphs with just two distinct adjacency eigenvalues. - Yaoping Hou; Zikai Tang; Dijian Wang (Discret. Math., 2019)

Minimum Szeged index among unicyclic graphs with perfect matchings. - Hechao Liu; Hanyuan Deng; Zikai Tang (J. Comb. Optim., 2019)

The hyper-Zagreb index of cacti with perfect matchings. - Hechao Liu; Zikai Tang (AKCE Int. J. Graphs Comb., 2020)

The hexagonal chains with the first three maximal Mostar indices. - Qiqi Xiao; Mingyao Zeng; Zikai Tang; Hongbo Hua; Hanyuan Deng (Discret. Appl. Math., 2021)

On the eccentricity spectra of threshold graphs. - Zhengping Qiu; Zikai Tang (Discret. Appl. Math., 2022)

On the first three minimum Mostar indices of tree-like phenylenes. - Hechao Liu; Lihua You; Hanlin Chen; Zikai Tang (J. Appl. Math. Comput., 2022)

Eccentricity spectral radius of t-clique trees with given diameter. - Zhengping Qiu; Zikai Tang; Qiyue Li (Discret. Appl. Math., 2023)

Sombor index of maximal outerplanar graphs. - Yunping Li; Hanyuan Deng; Zikai Tang (Discret. Appl. Math., 2024)

Note on the eccentricity spectral radius of uniform hypertrees with given diameter. - Zikai Tang; Hanyuan Deng (Discret. Appl. Math., 2024)