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) Kyoko Hagino and Masayuki Utsunomiya and Yuichiro Tanaka and Masao Iwai,Reference samples to learn calcareous nannofossil biostratigraphy from Miocene to Pleistocene,"Bulletin of the National Museum of Nature and Science. Series C, Geology & paleontology = 国立科学博物館研究報告. C類, 地質学・古生物学",18819079,東京 : 国立科学博物館,2016-12,42,,5-17,https://cir.nii.ac.jp/crid/1520853832558753536,