L. . Abudel Salam, “Effect of Steel Fiber and Silica Fume on Hardened Concrete Compressive and Flexural strength”, J. eng. sustain. dev., vol. 19, no. 1, pp. 68–86, Jan. 2015, Accessed: May 12, 2025. [Online]. Available: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/687