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) André Mariotti,Atmospheric nitrogen is a reliable standard for natural 15N abundance measurements,Nature,0028-0836,Springer Science and Business Media LLC,1983-06,303,5919,685-687,https://cir.nii.ac.jp/crid/1360011142937044992,https://doi.org/10.1038/303685a0