1. Chen J. Study on the creep test and creep model of the slide zone soil. M.S. thesis. Yichang: China Three Gorges University, 2005 [in Chinese].
2. Applicability of Burger model in predicting the response of viscoelastic soil beds;Dey,2010
3. The shear strength of unsaturated soils;Fredlund;Canadian Geotechnical Journal,1978
4. Mechanism of creep movement caused by landslide activity and underground erosion in crystalline schist, Shikoku Island, southwestern Japan;Furuya;Engineering Geology,1999
5. Discussion on creep test methods of unsaturated soil;Guan;Journal of Three Gorges University,2008