Kashuri A, Liko R. Fractional trapezium type inequalities for twice differentiable preinvex functions and their applications. Int. J. Optim. Control, Theor. Appl. (IJOCTA) [Internet]. 2020 Jul. 1 [cited 2025 Apr. 30];10(2):226-3. Available from: https://www.ijocta.org/index.php/files/article/view/795