LI, H.; ZHONG, G.; MA, X. Finite Groups Whose Co-prime Order Graphs Have Positive Genus. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 75, n. 9, p. 1270–1278, 2022. DOI: 10.7546/CRABS.2022.09.03. Disponível em: https://www.proceedings.bas.bg/index.php/cr/article/view/151. Acesso em: 20 mar. 2025.