SIX, Janet; KAKOULIS, Konstantinos; TOLLIS, Ioannis. Techniques for the Refinement of Orthogonal Graph Drawings. Journal of Graph Algorithms and Applications, [S. l.], v. 4, n. 3, p. 75–103, 2000. DOI: 10.7155/jgaa.00026. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper26. Acesso em: 30 jun. 2024.