DR.NARESHKUMAR.S; MS.SUSHAMA.C; DR.S.DELBIN PREMA; DR.SHANMUGAM C. Spectral Bounds for the Signless Laplacian Matrix of Graphs: Laplacian Matrix, Upper bound along the i-th galactic Laplacian eigenvalue of a graph. Utilitas Mathematica , [S. l.], v. 122, n. 1, p. 2972–2979, 2025. Disponível em: http://utilitasmathematica.com/index.php/Index/article/view/2608. Acesso em: 18 apr. 2026.