S. . Faik Abbas Al-Wakel, K. . Hadi Ibrahim, and S. . Kareem Alwan, “INVESTIGATING OF THE BEHAVIOR OF PILE GROUPS UNDER THE EFFECT OF SUCTION POTENTIAL OF UNSATURATED EXPANSIVE SOIL”, J. eng. sustain. dev., vol. 22, no. 4, pp. 57–73, Jul. 2018, Accessed: Jun. 21, 2025. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/425