Talal Yassin, Zena, et al. “Physics-Informed Neural Networks for Solving Bagley-Torvik Fractional Differential Equation”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 18, no. 3, Sept. 2026, pp. Math 44–55, doi:10.29304/jqcsm.2026.18.32833.