Chang, Maw-Shang, Ling-Ju Hung, Ton Kloks, and Sheng-Lung Peng. “On the Threshold-Width of Graphs”. Journal of Graph Algorithms and Applications 15, no. 2 (February 1, 2011): 253–268. Accessed June 30, 2024. https://jgaa.info/index.php/jgaa/article/view/paper225.