BARTH, Wilhelm; MUTZEL, Petra; JÜNGER, Michael. Simple and Efficient Bilayer Cross Counting. Journal of Graph Algorithms and Applications, [S. l.], v. 8, n. 2, p. 179–194, 2004. DOI: 10.7155/jgaa.00088. Disponível em: https://jgaa-v4.cs.brown.edu/index.php/jgaa/article/view/paper88. Acesso em: 12 mar. 2025.