?url_ver=Z39.88-2004&rft_id=doi%3A10.1016%2Fj.scitotenv.2015.02.018&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Yi%2C+Y&rft.aulast=Yi&rft.aufirst=Y&rft.volume=518-51&rft.date=June+2015&rft.issn=0048-9697&rft.atitle=Characterization+of+organic+composition+in+snow+and+surface+waters+in+the+Athabasca+Oil+Sands+Region%2C+using+ultrahigh+resolution+Fourier+transform+mass+spectrometry&rft.title=Science+of+The+Total+Environment&rft.pages=148-158&rft.genre=article