Mahmoud, Akram S., Sinan A. Yaseen, and Samar S. Shafeeq. “Strengthening and Retrofitting of Reinforced Concrete Hollow Columns Using High Strength Ferrocement Fibers Composites”. Al-Nahrain Journal for Engineering Sciences 20, no. 3 (June 12, 2017): 625–635. Accessed November 23, 2024. https://nahje.com/index.php/main/article/view/253.