SCHAEFER, Marcus. The Complexity of Angular Resolution. Journal of Graph Algorithms and Applications, [S. l.], v. 27, n. 7, p. 565–580, 2023. DOI: 10.7155/jgaa.00634. Disponível em: https://jgaa.info/index.php/jgaa/article/view/paper634. Acesso em: 22 dec. 2024.