Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yamamoto Tutomu,"Rõ-seki Minerals from Mitsuishi, Okayama Prefecture",Journal of the Mineralogical Society of Japan,0454-1146,Japan Association of Mineralogical Sciences,1959,4,4,277-292_8,https://cir.nii.ac.jp/crid/1390001206525440128,https://doi.org/10.2465/gkk1952.4.277