Murthy S, Arunkumar M, Govindan V. General solution and generalized Ulam-Hyers stability of a generalized n- type additive quadratic functional equation in Banach space and Banach algebra: direct and fixed point methods. IJAMS [Internet]. 2015 May 19 [cited 2024 Nov. 21];3(1):25-64. Available from: https://sciencepubco.com/index.php/IJAMS/article/view/4402