B. J. Al-Sulayfani, D., أ.د.بيار, Al-Hamdani, F., & فهد. (2013). BehaviorOf Reinforced Concrete Beams with Openings in Shear Zone under Repeated Loading. Al-Rafidain Engineering Journal (AREJ), 21(5), 14–27. https://doi.org/10.33899/rengj.2013.79409