JOHN M. RASSIAS; M. ARUNKUMAR; E. SATHYA; N. MAHESH KUMAR. Generalized Ulam - Hyers stability of on (AQQ): Additive-quadratic-Quartic functional equation. Malaya Journal of Matematik, India, v. 5, n. 01, p. 122–142, 2017. DOI: 10.26637/mjm501/012. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/585. Acesso em: 24 nov. 2024.