1. Stratigraphy and structure of Oiso hills;A.K.Q.R., Association for Kanto Quaternary Research;Bull. Assoc. Kanto Quat. Res.,1987
2. Hirayama fault which cuts an older somma of Hakone volcano;Amano;J. Geol. Soc. Jpn.,1984
3. Stratigraphy and structure in the region along and around the Kozu-Matsuda fault;Chiba,1985
4. Petrology of the Ashitaka volcano, Shizuoka Prefecture, Japan;Fujii;Earth Monthly,1985