PUTRA, L. R. W.; WARDHANA, I. G. A. W.; SARMIN, N. H. Characteristic Polynomial and Energy of Matrices Associated with Power Graphs of Cyclic Groups. Journal of the Indonesian Mathematical Society, [S. l.], v. 32, n. 3, p. 2129, 2026. DOI: 10.22342/jims.v32i3.2129. Disponível em: http://jims-a.org/index.php/jimsa/article/view/2129. Acesso em: 25 sep. 2026.