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) Isabella Raffi,Revision of the early-middle pleistocene calcareous nannofossil biochronology (1.75–0.85 Ma),Marine Micropaleontology,0377-8398,Elsevier BV,2002-05,45,1,25-55,https://cir.nii.ac.jp/crid/1360574093750744064,https://doi.org/10.1016/s0377-8398(01)00044-5