1. Gravity faulting as a mechanism of topographic ajustment;Beck;N. Z. J. Geol. Geophys.,1968
2. Geological basic causes of gigantic slope failures and the generation of debris;Chigira,1989
3. Long-term gravitational deformation of rocks by mass rock creep;Chigira;Eng. Geol.,1992
4. Geological basic causes of Aka-kuzure — a large landslide of sedimentary rocks in the Akaishi Mountains, central Japan;Chigira,1993
5. Mass movement;Hutchinson,1968