M. ARUNKUMAR; P. NARASIMMAN; E. SATHYA; N. MAHESH KUMAR. 3 Dimensional additive quadratic functional equation. Malaya Journal of Matematik, India, v. 5, n. 01, p. 72–103, 2017. DOI: 10.26637/mjm501/008. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/581. Acesso em: 23 nov. 2024.