BARATI, Z. The planar and outerplanar indices of Cayley graphs of finite groups. Malaya Journal of Matematik, India, v. 10, n. 04, p. 280–291, 2022. DOI: 10.26637/mjm1004/001. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/47. Acesso em: 3 dec. 2024.