DI GIACOMO, Emilio; DIDIMO, Walter; LIOTTA, Giuseppe; MEIJER, Henk; TROTTA, Francesco; WISMATH, Stephen. k-colored Point-set Embeddability of Outerplanar Graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 12, n. 1, p. 29–49, 2008. DOI: 10.7155/jgaa.00158. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper158. Acesso em: 25 dec. 2024.