Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MATSUDA Tetsuo and SATO Koichi,"Age of the crystalline schist of the Chichibu Belt by means of conodonts, in Kochi Prefecture",The Journal of the Geological Society of Japan,00167630,The Geological Society of Japan,1979,85,9,587-590,https://cir.nii.ac.jp/crid/1390001206238156032,https://doi.org/10.5575/geosoc.85.587