DUNCAN, Christian; KOBOUROV, Stephen. Polar Coordinate Drawing of Planar Graphs with Good Angular Resolution. Journal of Graph Algorithms and Applications, [S. l.], v. 7, n. 4, p. 311–333, 2003. DOI: 10.7155/jgaa.00073. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper73. Acesso em: 30 jun. 2024.