CORNELSEN, Sabine; DIATZKO, Gregor. Planar Confluent Orthogonal Drawings of 4-Modal Digraphs. Journal of Graph Algorithms and Applications, [S. l.], v. 27, n. 7, p. 523–540, 2023. DOI: 10.7155/jgaa.00632. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper632. Acesso em: 26 sep. 2024.