Sharif Khayyun T. The Effects of Changes in Manning’s Roughness Coefficients and Eddy Viscosity on a Constrained Flume. J. eng. sustain. dev. [Internet]. 2008 Jun. 1 [cited 2025 Jul. 4];12(2):73-8. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1667