ANN KURILLOSE; MAYAMMA JOSEPH. Holes in L(3, 2, 1)-Labeling. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 1 (Special Issue), p. 131–137, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1406. Acesso em: 3 jul. 2024.