1. Study of the Microstructures and the Collapse Mechanism in Loess Soil from Lanzhou;Gao,1979
2. Microstructures of loess soil in China;Gao;Kexue Tongbao,1980
3. Application of microstructure of loess in geological investigation;Gao;Gongcheng Kancha,1980
4. Classification of microstructure of loess soil and their collapsibility;Gao;Scientia Sinica,1981
5. Microstructure of loess soil in China relative to the geologic environment;Gao,1983