Quasi-Laplacian energy of ψ-sum graphs. - Yanru Zhuo; Shuming Zhou; Lulu Yang (J. Appl. Math. Comput., 2024)

Laplacian Spectrum of Two Classes of ψ-Sum Graphs with Applications. - Yanru Zhuo; Shuming Zhou; Lulu Yang (Circuits Syst. Signal Process., 2024)