JI, J.; WAN, H.; XIAO, P.; HUO, Z.; XIAO, Z. Elementary Loops Revisited. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 28, n. 1, 2014. DOI: 10.1609/aaai.v28i1.8864. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/8864. Acesso em: 23 apr. 2026.