Alam MJ, Biedl T, Felsner S, Kaufmann M, Kobourov S. Proportional Contact Representations of Planar Graphs. JGAA [Internet]. 2012 Sep. 1 [cited 2025 May 9];16(3):701-28. Available from: https://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper276