Al-Quraishi, Hussein, Mouhammed Lafta, and Aseel Abdulridha. “Direct Shear Behavior of Fiber Reinforced Concrete Elements”. Journal of Engineering 24, no. 1 (January 14, 2018): 231-248. Accessed September 20, 2020. http://joe.uobaghdad.edu.iq/index.php/main/article/view/511.