CHANDRASEKARAN, B.; PARTRIDGE, D.; DE CHAMPEAUX, D.; BLAKE, S. Letters. AI Magazine, [S. l.], v. 6, n. 4, p. 27, 1985. DOI: 10.1609/aimag.v6i4.506. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/506. Acesso em: 20 apr. 2024.