“Improving the Geotechnical Properties of Non-Cohesive Soils Using Portland Cement and Some Composite Polymers in a Selected Location in Umm Qasr City, Basrah Governorate, Southern Iraq”. Iraqi National Journal of Earth Science (INJES), vol. 25, no. 3, July 2025, pp. 148-60, https://doi.org/10.33899/earth.2024.147307.1241.