DJIDJEV, Hristo; VRŤO, Imrich. Crossing Numbers and Cutwidths. Journal of Graph Algorithms and Applications, [S. l.], v. 7, n. 3, p. 245–251, 2024. DOI: 10.7155/jgaa.00069. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper69. Acesso em: 18 may. 2024.