LEIGHNINGER, M.; GIBBONS, H.; FRIEDLAND, P.; ENSANIAN, M.; FIRSCHEIN, O. Letters to the Editor. AI Magazine, [S. l.], v. 7, n. 4, p. 31, 1986. DOI: 10.1609/aimag.v7i4.556. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/556. Acesso em: 19 apr. 2024.