Sadiq Alrubaye , Jaafar, et al. “A Comprehensive Review of Routing in 4G 5G Cellular Networks: Challenges, Trends, and Future Directions”. Journal of Al-Qadisiyah for Computer Science and Mathematics, vol. 16, no. 4, Dec. 2024, pp. Comp. 215–230, doi:10.29304/jqcsm.2024.16.41784.