[1]
Th. Al-Hadidi, M. and G. Ibrahim, A. 2018. Improvement of Gypsum Soil by Using Polyurethane to Reduce Erosion and Solubility of Irrigation Canals. International Journal of Engineering & Technology. 7, 4.20 (Nov. 2018), 372–376. DOI:https://doi.org/10.14419/ijet.v7i4.20.26137.