BENKERT, Marc; HAVERKORT, Herman; KROLL, Moritz; NÖLLENBURG, Martin. Algorithms for Multi-Criteria Boundary Labeling. Journal of Graph Algorithms and Applications, [S. l.], v. 13, n. 3, p. 289–317, 2009. DOI: 10.7155/jgaa.00189. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper189. Acesso em: 17 jun. 2024.