Nachmanson, Lev, Arlind Nocaj, Sergey Bereg, Leishi Zhang, and Alexander Holroyd. “Node Overlap Removal by Growing a Tree”. Journal of Graph Algorithms and Applications 21, no. 5 (October 1, 2017): 857–872. Accessed September 27, 2024. https://jgaa.info/index.php/jgaa/article/view/paper442.