1. Test method for liquid limit, plastic limit and plasticity index of soils;ASTM,1998
2. Standard test method for measurement of collapse potential of soils;ASTM,2003
3. Standard test method for On-Dimensional consolidation properties of soils using increment loading;ASTM,2011
4. The collapse mechanism in partly saturated soil;Barden;Eng. Geol.,1973
5. Identification and characterization of the collapsing alluvial soils of the western United States;Beckwith,1989