AMRIT. Ulam-Hyers Stability of Quadratic FunctionalEquation in Banach Space. African Diaspora Journal of Mathematics ISSN: 1539-854X, Multidisciplinary UGC CARE GROUP I, [S. l.], v. 24, n. 10, p. 46–58, 2024. Disponível em: https://newjournalzone.in/index.php/ijmfsmr/article/view/189. Acesso em: 23 nov. 2024.