Alabbasi, Yahia, and Mohammed Hussein. “Comparison of the Mechanical Behavior of Railroad Ballast in a Box Test under Sinusoidal and Realistic Train Loadings Using Discrete Element Method”. Proceedings of the International Conference on Civil Infrastructure and Construction (CIC) 2020, no. 1 (April 30, 2020): 308–315. Accessed October 18, 2024. https://journals.qu.edu.qa/index.php/CIC/article/view/3960.