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: http://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper361. Acesso em: 6 jul. 2024.