ALI, A. M.; RAJKUMAR, S. Co-Secure Domination in Zero-Divisor Graphs Γ(Z_<i>n</i>). Contemporary Mathematics, [S. l.], v. 5, n. 2, p. 1515–1521, 2024. DOI: 10.37256/cm.5220244182. Disponível em: https://ojs.wiserpub.com/index.php/CM/article/view/4182. Acesso em: 18 may. 2024.