Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ichimura Takeshi and Minato Hideo and Oya Satoru,Augite and Hypersthene Crystals from the Zao Volcanoes,Journal of Geography (Chigaku Zasshi),0022135X,Tokyo Geographical Society,1951,60,2,77-81,https://cir.nii.ac.jp/crid/1390001204230347648,https://doi.org/10.5026/jgeography.60.77