Al-Battat, Jasim, Haider Al-Jubair, Majid Jassim, and Jawad Mures. “Studying the Effects of Negative Skin Friction on Single Piles in Basrah Governorate”. Iraqi Journal of Civil Engineering 16, no. 1 (July 30, 2022): 29–42. Accessed January 15, 2026. https://ijce.journalpath.com/ijce/article/view/241.