Nada Sami Alwan, and Akram Hasan Abd. “Engineering Properties of Undisturbed Gypseous Soil Percolated by Olive Oil”. Eurasian Journal of Engineering and Technology 11 (October 29, 2022): 203–207. Accessed November 15, 2024. https://geniusjournals.org/index.php/ejet/article/view/3626.