1. Late Quaternary tectonic movements in central Kyushu district, Southwest Japan, with special reference to the active faults distributed in the Quaternary volcanic area;Chida;Annu. Rep. Fac. Educ., Iwate Univ.,1979
2. Fission track dating of very young zircon from the Unzen volcano;Danhara;Prog. Abstr., Volcanol. Soc. Jpn.,1993
3. K–Ar age determination for Unzen volcano—volcanic history of Unzen volcano;Hoshizumi;Prog. Abstr., Volcanol. Soc. Jpn.,1995
4. Accelerator mass spectrometric 14C dating of charred wood in the Osumi pumice fall and the Ito ignimbrite from Aira caldera, southern Kyushu, Japan;Ikeda;Quat. Res. Jpn.,1995
5. Configuration of the Philippine Sea slab and seismic activity around Kyushu;Ishihara;J. Seismol. Soc. Jpn.,1992