E. SATHYA; M. ARUNKUMAR. Generalized mixed higher order functional equation in various Banach spaces. Malaya Journal of Matematik, India, v. 10, n. 04, p. 292–321, 2022. DOI: 10.26637/mjm1004/002. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/281. Acesso em: 20 may. 2024.