A. Al-jaberi, L., & Mahdi Ali, A. (2014). Evaluation of Compressive Strength by Non- Destructive Test Using Ultrasonic Pulse Velocity With Maximum Size Aggregate (10 And 20)mm. Journal of Engineering and Sustainable Development, 18(3), 208-222. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/918