1. Abdalhusein M, Akhtarpour A, Mahmood MS (2018) Wetting challenges on the gypsiferous soils. Proceedings of the 4th International Conference on Civil Engineering, Architecture and Urban Planning, Shiraz, Iran
2. Salman AD (2011) Soaking effects on the shear strength parameters and bearing capacity of soil. University of Technology, Baghdad, Iraq. Eng Tech J 29(6):1107–1123
3. Al Saoudi NKS, Al Shakerchy MSM (2010) Water infiltration characteristics of Al Najaf City soil. Conference on Geotechnical Engineering and Soil Mechanics (ICGESM), Tehran, Iran
4. Razouki SS, Al-Azawi MS (2003) Long–term soaking effect on strength and deformation characteristics of a gypsiferous subgrade soil. Engineering Journal of the University of Qatar 16:49–60
5. Rust H (2005) Collapse potential of partly saturated sandy soils from Mozal, Mozambique. J South Afr Inst Civil Eng 47(1):8–14