A.P. SANTHAKUMARAN. Center of a graph with respect to edges. Scientia Series A: Mathematical Sciences, [S. l.], v. 19, p. 13–23, 2010. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/135.. Acesso em: 7 jun. 2025.