NIWA, K.; SASAKI, K.; IHARA, H. An Experimental Comparison of Knowledge Representation Schemes. AI Magazine, [S. l.], v. 5, n. 2, p. 29, 1984. DOI: 10.1609/aimag.v5i2.435. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/435. Acesso em: 8 feb. 2023.