1. ASTM D2435 (2003). "Standard Test Method for One-Dimensional Consolidation Properties of Soils". ASTM standards West Conshohocken Pennsylvannia USA.
2. Differential Upheaval of Phosphoric Acid Storage Tanks in Aqaba, Jordan
3. Fang H.Y. (1997). Introduction to Environmental Geotechnology CRC press New York.
4. Lukas R.G. Gnaedonger Jr.R.J. (1972). "Settlement due to chemical attack of soils." Proc. ASCE. Specialty Conference on Performance of Earth and Earth supported Structures. Vol. 1 Purdue University Lafayette Lundiana: 1087-1104
5. Ground Heave from Caustic Soda Solution Spillage—A Case Study