Applying the WaterGEMS Software to Conduct a Comparison of the Darcy-Weisbach and Hazen-Williams Equations for Calculating the Frictional Head Loss in a Selected Pipe Network. jcoeng [Internet]. 2023 Feb. 1 [cited 2024 Jul. 7];29(02):153-6. Available from: https://joe.uobaghdad.edu.iq/index.php/main/article/view/1644