FRISCH, A. M.; SCHERL, R. B. A Bibliography on Hybrid Reasoning. AI Magazine, [S. l.], v. 11, n. 4, p. 84, 1990. DOI: 10.1609/aimag.v11i4.877. Disponível em: https://ojs.aaai.org/index.php/aimagazine/article/view/877. Acesso em: 6 dec. 2021.