?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Kingston%2C+DG&rft.aufirst=DG&rft.aulast=Kingston&rft.volume=36&rft.issn=0094-8276&rft.title=Geophysical+Research+Letters&rft.atitle=Uncertainty+in+the+estimation+of+potential+evapotranspiration+under+climate+change&rft.date=31+October+2009&rft.genre=article