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) Thomas S. Tobin and Peter D. Ward,Carbon isotope (δ13C) differences between Late Cretaceous ammonites and benthic mollusks from Antarctica,"Palaeogeography, Palaeoclimatology, Palaeoecology",0031-0182,Elsevier BV,2015-06,428,,50-57,https://cir.nii.ac.jp/crid/1363107369402637824,https://doi.org/10.1016/j.palaeo.2015.03.034