ALAM, Md. Jawaherul; BIEDL, Therese; FELSNER, Stefan; KAUFMANN, Michael; KOBOUROV, Stephen. Proportional Contact Representations of Planar Graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 16, n. 3, p. 701–728, 2012. DOI: 10.7155/jgaa.00276. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper276. Acesso em: 30 jun. 2024.