The Vertex Gutman Index and Gutman Index of the Union of Two Cycles. - Yinzhen Mei; Hongli Miao (Axioms, 2024)

Lower bound for the Sombor index of trees with a given total domination number. - Xiaoling Sun; Jianwei Du; Yinzhen Mei (Comput. Appl. Math., 2024)

On harmonic index of trees with a given total domination number. - Jianwei Du; Xiaoling Sun; Yinzhen Mei; Mengyuan Fan (Int. J. Wavelets Multiresolution Inf. Process., 2025)