A. SUGUMARAN; K. RAJESH. Sum Divisor Cordial Labeling On Some Special Graphs. International Journal of Mathematics And its Applications, [S. l.], v. 6, n. 2 - B, p. 347–353, 2018. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/732. Acesso em: 22 jul. 2024.