Farhan Ibrahim S, H. Aziz A, Mohammed Aboud G. Finite Element Method for Improving Soft Soil Underneath a Ballast Railway Track. J. eng. sustain. dev. [Internet]. 2013 Mar. 1 [cited 2026 Jun. 12];17(1):200-18. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1103