6M Zhang,Jie Liu. Controlling factors of loess landslides in western China[ J]. Environmental Earth Science, 2009,59 ( 8 ) : 1671 - 1680.
7Zhu H.. The geological characteristics of landslides induced by earthquakes in China. in : Proceedings of the Japan-China Symposi- um on Landslides and Debris Flows,Tokyo, 1989a, 161 - 168.
8Zhu H. Some types of seismic landslides in the loess area in Chi- na. in: Proceedings of International Field Workshop on Loess Geo- morphological Processes and Hazards, 1989b, 64 - 71.
9Sassa K. Geotechnical model for the motion of landslides. Special Lecture of 5th International Symposium on Landslides, Landslides, 1988,(1)37 -55.
10X B Tu,AKL Kwong,FC Dai,LG Tham,H Min. Field monitoring of rainfall infiltration in a loess slope and analysis of failure mech- anism of rainfall-induced landslides. Engineering Geology, 2009, 105: 134-150.