TEAM, S. On the Stability of a Cubic Functional Equation: A. Wiwatwanich, P. Nakmahachalasint. Thai Journal of Mathematics, [S. l.], v. 6, n. 3, p. 69–76, 2008. Disponível em: https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/135. Acesso em: 2 may. 2024.