[1]
“Generalised Hyers-Ulam Product-Sum Stability of a Cauchy Type Additive Functional Equation”, Eur. J. Pure Appl. Math., vol. 4, no. 1, pp. 50–58, Jan. 2011, Accessed: Apr. 28, 2024. [Online]. Available: https://ejpam.com/index.php/ejpam/article/view/677