H. ISMAIL, T. On Infinitesimal Approximation of a Continuous Function. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 7, n. 1, p. 181–186, 2010. DOI: 10.33899/csmj.2010.163856 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36601. Acesso em: 17 dec. 2025.