1.
K. Balamurugan, M. Arunkumar, P. Ravindiran. Solution and stability of system of quartic functional equations. Malaya J. Mat. [Internet]. 2015 Jul. 1 [cited 2024 Nov. 21];3(03):250-67. Available from: https://www.malayajournal.org/index.php/mjm/article/view/474