WOOD, Gordon. On-line Reference Tools for the Hard Sciences. IASSIST Quarterly, [S. l.], v. 4, n. 2, p. 38, 1980. DOI: 10.29173/iq249. Disponível em: https://iassistquarterly.com/index.php/iassist/article/view/249. Acesso em: 10 jan. 2025.