Lee, Meng Oon, N. Kumaresan, and Kuru Ratnavelu. “Solution of Fuzzy Fractional Differential Equations Using Homotopy Analysis Method”. MATEMATIKA 32, no. 2 (April 27, 2017): 113–119. Accessed December 4, 2024. https://matematika.utm.my/index.php/matematika/article/view/931.