G, S.; KANNA, R. Bounds on Energy and Laplacian Energy of Graphs. Journal of the Indonesian Mathematical Society, [S. l.], v. 23, n. 2, p. 21–31, 2017. DOI: 10.22342/jims.23.2.316.21-31. Disponível em: https://jims-a.org./index.php/jimsa/article/view/316. Acesso em: 18 jan. 2025.