Anmar A.M. Al-Talib D, Faiz M. Gadawi R. OPTIMAL ECONOMICAL DESIGN OF MAIN IRRIGATION PIPE NETWORK FOR IRRIGATION PROJECTS. AREJ [Internet]. 2011 Apr. 28 [cited 2025 Aug. 8];19(2):1-10. Available from: https://ojs.uomosul.edu.iq/index.php/arej/article/view/27034