BROWN, Paul; FENNER, Trevor. Fast Generation of Unlabelled Free Trees using Weight Sequences. Journal of Graph Algorithms and Applications, [S. l.], v. 25, n. 1, p. 219–240, 2021. DOI: 10.7155/jgaa.00556. Disponível em: http://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper556. Acesso em: 6 jul. 2024.