KAHN, K. M. Concurrent Logic Programming, Metaprogramming, and Open Systems. AI Magazine, [S. l.], v. 9, n. 1, p. 115, 1988. DOI: 10.1609/aimag.v9i1.665. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/665. Acesso em: 29 mar. 2024.