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) BOERSMA A.,Oligocene benthic foraminifers from North Atlantic sites : benthic foraminifers as water-mass indexes in the North and South Atlantic,Initial Reorts of the Deep Sea Drilling Project,,,1985,82,,611-627,https://cir.nii.ac.jp/crid/1574231875278088832,