“ASSESSMENT OF USING HY-8 MODEL FOR SIZING CULVERTS UNDER HIGHWAYS IN IRAQ”. Journal of Engineering and Sustainable Development 23, no. 5 (September 1, 2019): 26–41. Accessed May 6, 2024. https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/202.