“Effect of Elevated Temperatures on the Compressive Strength and Ultrasonic Pulse Velocity of Self Compacting Concrete”. Journal of Engineering and Sustainable Development 13, no. 2 (June 1, 2009): 18–29. Accessed June 30, 2024. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1556.