Khalaf Mohaisen, S. ., Sabah Ahmed, A. ., & Waleed Abass, Z. (2012). Behavior of Simply Supported Reinforced Concrete Beam with Edge Opening with and without Repairing. Journal of Engineering and Sustainable Development, 16(1), 1-22. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1188