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) P.R. Roth,Cretaceous Nannoplankton Biostratigraphy and Oceanography of the Northwestern Atlantic Ocean,Initial Reports of the Deep Sea Drilling Project,,U.S. Government Printing Office,1978-11,,,,https://cir.nii.ac.jp/crid/1363670318551576960,https://doi.org/10.2973/dsdp.proc.44.134.1978