GRIGORIEV, Alexander; KELK, Steven; LEKIĆ, Nela. On Low Treewidth Graphs and Supertrees. Journal of Graph Algorithms and Applications, [S. l.], v. 19, n. 1, p. 325–343, 2015. DOI: 10.7155/jgaa.00361. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper361. Acesso em: 30 jun. 2024.