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) I. Koizumi,"Neogene Diatoms from the Western Margin of the Pacific Ocean, Leg 31, Deep Sea Drilling Project","Initial Reports of the Deep Sea Drilling Project, 31",,U.S. Government Printing Office,1975-05,,,,https://cir.nii.ac.jp/crid/1363670321066955776,https://doi.org/10.2973/dsdp.proc.31.139.1975