MONTENEGRO, E. Graph with given automorphism group and given chromatic index. CUBO, A Mathematical Journal, [S. l.], n. 7, p. 33–41, 1991. Disponível em: https://www.perspectivasdelacomunicacion.cl/ojs/index.php/cubo/article/view/1827. Acesso em: 10 may. 2024.