1. Landslides in Southeast Asia, A state-of the art report;Brand,1984
2. Mizuki Remains, Report of 11th-25th Survey-Cultural Assets of Dazaifu-shi;Dazaifu-shi-Board of Education,1994
3. Slope Stability;Fredlund,1987
4. Mizuki, Excavation Survey Report of 1975 (Showa 50);Fukuoka-ken Board of Education,1976
5. Review on ancient construction technique of historical remains;Hayashi;Geosynthetics Engrg. J,2003