GEIB, C.; GOLDMAN, R. Recognizing Plans with Loops Represented in a Lexicalized Grammar. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 25, n. 1, p. 958-963, 2011. DOI: 10.1609/aaai.v25i1.8010. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/8010. Acesso em: 3 oct. 2022.