KITZMILLER, C. T.; KOWALSKI, J. . S. Coupling Symbolic and Numerical Computing in Knowledge-Based Systems. AI Magazine, [S. l.], v. 8, n. 2, p. 85, 1987. DOI: 10.1609/aimag.v8i2.586. Disponível em: https://ojs.aaai.org/aimagazine/index.php/aimagazine/article/view/586. Acesso em: 24 apr. 2024.