CHEN, Y.; ZHANG, Y.; ZHOU, Y. First-Order Indefinability of Answer Set Programs on Finite Structures. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 24, n. 1, p. 285-290, 2010. DOI: 10.1609/aaai.v24i1.7589. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/7589. Acesso em: 5 may. 2024.