R. KEMPARAJU. The Average Cordial Labeling in Separate Graphs. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 11, n. 2, p. 245–248, 2023. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/11033. Acesso em: 14 sep. 2025.