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) ,"Intraspecific variation of hatchling size in Late Cretaceous ammonoids from Hokkaido, Japan : implication for planktic duration at early ontogenetic stage",Lethaia,,,2011,44,,287-298,https://cir.nii.ac.jp/crid/1010282257071516174,