著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Yasuhiro Kato and Kyoko Nakao and Yukio Isozaki,Geochemistry of Late Permian to Early Triassic pelagic cherts from southwest Japan: implications for an oceanic redox change,Chemical Geology,0009-2541,Elsevier BV,2002-01,182,1,15-34,https://cir.nii.ac.jp/crid/1361137044382838656,https://doi.org/10.1016/s0009-2541(01)00273-x