NICHOLAS, T. On integral sum labeling of dense graphs. Tamkang Journal of Mathematics, [S. l.], v. 41, n. 4, p. 317–324, 2010. DOI: 10.5556/j.tkjm.41.2010.783. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/783. Acesso em: 21 nov. 2024.