FRAWLEY, W.; GOYAL, S. Artificial Intelligence Research at GTE Laboratories (Research in Progress). AI Magazine, [S. l.], v. 5, n. 3, p. 75, 1984. DOI: 10.1609/aimag.v5i3.450. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/450. Acesso em: 29 mar. 2023.