LAW, Y.; LEE, J.; WOO, M. H.; WALSH, T. A Comparison of Lex Bounds for Multiset Variables in Constraint Programming. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 25, n. 1, p. 61-67, 2011. DOI: 10.1609/aaai.v25i1.7830. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/7830. Acesso em: 19 apr. 2024.