Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MAHARA Y.,"Groundwater ages of confined aquifer in Mishima Lava Flow, Shizuoka",Journal of Groundwater Hydrology,,,1993,35,,201-2115,https://cir.nii.ac.jp/crid/1573668926155123584,