NEWELL, A. The Knowledge Level: Presidential Address. AI Magazine, [S. l.], v. 2, n. 2, p. 1, 1981. DOI: 10.1609/aimag.v2i2.99. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/99. Acesso em: 28 mar. 2024.