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) Bernhard Mayer and H. Roy Krouse,Procedures for Sulfur Isotope Abundance Studies,Handbook of Stable Isotope Analytical Techniques,,Elsevier,2004,,,538-596,https://cir.nii.ac.jp/crid/1363670321106878080,https://doi.org/10.1016/b978-044451114-0/50028-4