Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kazushi Takahashi,Oxygen isotope ratios between soil water and stem water of trees in pot experiments,Ecological research,09123814,Tokyo : Springer Japan,1998-04,13,1,1-5,https://cir.nii.ac.jp/crid/1523951030103512320,