Cui, Xueying, Yuqiang Feng, and Jun Jiang. “Generalized Legendre Polynomial Configuration Method for Solving Numerical Solutions of Fractional Pantograph Delay Differential Equations”. Journal of Advances in Applied & Computational Mathematics 10 (December 27, 2023): 88–101. Accessed June 21, 2025. https://avantipublisher.com/index.php/jaacm/article/view/1448.