Aldana Palomino, Eider, et al. «The Spectrum of the Power Graph of a Cyclic $p-$group and Some Characteristics of an Orthogonal Graph in an Indefinite Metric Space». Revista MATUA , vol. 10, n.º 1, diciembre de 2023, pp. 11-19, https://www.revistasuniatlanticoeduco.biteca.online/index.php/MATUA/article/view/3815.