1. Performance of quay walls during the 1993 Kushiro-oki Earthquake;Iai,1994
2. Design manual for common utility ducts;Japan Road Association,1986
3. Specifications for highway bridges, part V: seismic design;Japan Road Association,1990
4. Reconnaissance report on the January 15, 1993 Kushiro-Oki Earthquake, Hokkaido;Japan Society of Civil Engineers,1994
5. Research report of damage caused by the 1993 Kushiro-oki Earthquake and the Noto-hanto-oki Earthquake;Japanese Society of Soil Mechanics,1994