H. . K. Ammash, M. Jawad Kadhim, and D. . Sahib Ellk, “A New Punching Shear Equation of Normal and High Strength Reinforced Concrete Flat Slabs”, J. eng. sustain. dev., vol. 16, no. 4, pp. 47–65, Dec. 2012, Accessed: Apr. 26, 2025. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1140