1. Standard test methods for one-dimensional swell or settlement potential of cohesive soils;ASTM,1990
2. Influence of soil bulk density on matric potential;Box;Soil Science Society of American Journal,1962
3. Psychrometric measurement of soil water potential: temperature and bulk density effects;Campbell;Soil Science Society of America Proceedings,1971
4. Cation exchange capacity;Chapman,1965
5. Foundations on Expansive Soils;Chen,1988