1. Volcanic Successions: Modern and Ancient;Cas,1996
2. Chigira, M., Inokuchi, T., in press. Landslides trigged by August 1998 intense rainfall, northern Japan. Landslide News.
3. Chigira, M., Nakamoto, M., Nakata, E., in press. Weathering mechanisms and their effects on the landsliding of ignimbrite subject to vapor-phase crystallization in the Shirakawa pyroclastic flow, northern Japan. Eng. Geol.
4. Cruden, D.M., Varnes, D.J., 1996. Landslide types and processes. In: Turner, A.K., Schuster, R.L. (Eds.), Landslides: Investigation and mitigation. Transportation Research Board, National Research Council, National Academy Press, Washington, D.C. pp.36–75.
5. Preliminary report on the landslides of 5 May 1998, Campania, southern Italy;Del Prete;Bull. Eng. Geol. Environ.,1998