?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=O&rft.au=Mena%2C+O&rft.aulast=Mena&rft.atitle=Constraining+inverse-curvature+gravity+with+supernovae&rft.volume=96&rft.date=3+February+2006&rft.issue=4&rft.issn=0031-9007&rft.title=PHYS+REV+LETT&rft.genre=article