ANDOLFI, Luca; CIMA, Gianluca; CONSOLE, Marco; LENZERINI, Maurizio. Expressive Recursive Answers for Ontological Knowledge Bases. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 40, n. 23, p. 18928–18935, 2026. DOI: 10.1609/aaai.v40i23.38963. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/38963. Acesso em: 10 may. 2026.