kheirabadi, Akram, Asadollah Mahmoudzadeh Vaziri, and Sohrab Effati. “Solving Fractional Variational Problem Via an Orthonormal Function”. Statistics, Optimization & Information Computing 7, no. 2 (May 19, 2019): 447-455. Accessed November 15, 2024. http://47.88.85.238/index.php/soic/article/view/soic.190614.