LIU, J. The 1999 Asia-Pacific Conference on Intelligent-Agent Technology. AI Magazine, [S. l.], v. 21, n. 2, p. 77, 2000. DOI: 10.1609/aimag.v21i2.1509. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/1509. Acesso em: 28 mar. 2024.