The Chromatic Number and the Least Eigenvalue of a Graph. - Yi-Zheng Fan; Gui-Dong Yu; Yi Wang (Electron. J. Comb., 2012)

Signless Laplacian Spectral Conditions for Hamiltonicity of Graphs. - Gui-Dong Yu; Miaolin Ye; Gaixiang Cai; Jinde Cao (J. Appl. Math., 2014)

The least signless Laplacian eignvalue of the complements of unicyclic graphs. - Gui-Dong Yu; Yi-Zheng Fan; Miaolin Ye (Appl. Math. Comput., 2017)

Hyper-Wiener index and Hamiltonicity of graphs. - Gaixiang Cai; Miaolin Ye; Gui-Dong Yu; Lifang Ren (Ars Comb., 2018)

Spectral conditions and Hamiltonicity of a balanced bipartite graph with large minimum degree. - Guisheng Jiang; Gui-Dong Yu; Yi Fang (Appl. Math. Comput., 2019)

Spectral radius and Hamiltonicity of graphs. - Gaixiang Cai; Yi-Zheng Fan; Yi Fang; Gui-Dong Yu (Discuss. Math. Graph Theory, 2019)