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) EHLERINGER J. R.,Carbon Isotope ratios and physiological processes in aridland plants,Stable Isotopes in Ecological Research,,Springer,1978,,,,https://cir.nii.ac.jp/crid/1574231874913657344,