RANKOOH, M. F.; RINTANEN, J. Propositional Encodings of Acyclicity and Reachability by Using Vertex Elimination. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 36, n. 5, p. 5861-5868, 2022. DOI: 10.1609/aaai.v36i5.20530. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/20530. Acesso em: 18 sep. 2024.