ZHOU, Xiao; NISHIZEKI, Takao. Edge-Coloring and f-Coloring for Various Classes of Graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 3, n. 1, p. 1–18, 1999. DOI: 10.7155/jgaa.00012. Disponível em: https://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper12. Acesso em: 9 jan. 2025.