G. RAMYA; D. KALAMANI. Some cordial labeling for commuting graph of a subset of the dihedral group. Malaya Journal of Matematik, India, v. 9, n. 01, p. 461–464, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1058. Acesso em: 16 jul. 2024.