ASAHIRO, Yuichi; JANSSON, Jesper; MIYANO, Eiji; ONO, Hirotaka. Graph Orientations Optimizing the Number of Light or Heavy Vertices. Journal of Graph Algorithms and Applications, [S. l.], v. 19, n. 1, p. 441–465, 2015. DOI: 10.7155/jgaa.00371. Disponível em: http://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper371. Acesso em: 6 jul. 2024.