COHEN, D.; COOPER, M.; JEAVONS, P.; ZIVNY, S. Binarisation via Dualisation for Valued Constraints. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 29, n. 1, 2015. DOI: 10.1609/aaai.v29i1.9749. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/9749. Acesso em: 7 aug. 2022.