Using the Elzaki decomposition method to solve nonlinear fractional differential equations with the Caputo-Fabrizio fractional operator. Baghdad Sci.J [Internet]. 2024 Mar. 4 [cited 2024 Jul. 3];21(3):1044. Available from: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/7310