Da Lozzo, Giordano, Giuseppe Di Battista, Fabrizio Frati, and Maurizio Patrignani. “Computing NodeTrix Representations of Clustered Graphs”. Journal of Graph Algorithms and Applications 22, no. 2 (January 1, 2018): 139–176. Accessed May 1, 2025. https://www.jgaa.info/index.php/jgaa/article/view/paper461.