AN LV. STABILITY OF FUNCTIONAL INEQUALITIES WITH 3K-VARIABLE BASED ON JORDAN-VON NEUMANN TYPE ADDITIVE FUNCTIONAL EQUATIONS IN BANACH SPACE. IJRMS [Internet]. 2023 Feb. 4 [cited 2024 Nov. 25];9(1). Available from: https://gnpublication.org/index.php/ms/article/view/2201