Th. Al-Hadidi M, G. Ibrahim A. Improvement of Gypsum Soil by Using Polyurethane to Reduce Erosion and Solubility of Irrigation Canals. IJET [Internet]. 2018 Nov. 28 [cited 2024 Apr. 27];7(4.20):372-6. Available from: https://www.sciencepubco.com/index.php/ijet/article/view/26137