ARIKUSHI, Karin; TÓTH, Csaba. Crossing Angles of Geometric Graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 18, n. 3, p. 401–420, 2014. DOI: 10.7155/jgaa.00329. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper329. Acesso em: 30 jun. 2024.