ACUÑA, Vicente; SOARES DE LIMA, Leandro Ishi; ITALIANO, Giuseppe; PEPÈ SCIARRIA, Luca; SAGOT, Marie-France; SINAIMERI, Blerina. A family of tree-based generators for bubbles in directed graphs. Journal of Graph Algorithms and Applications, [S. l.], v. 25, n. 1, p. 563–580, 2021. DOI: 10.7155/jgaa.00572. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper572. Acesso em: 30 jun. 2024.