?url_ver=Z39.88-2004&rft_id=10.1086%2F517998++&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Elliott%2C+JL&rft.aulast=Elliott&rft.aufirst=JL&rft.issue=1&rft.volume=134&rft.date=July+2007&rft.issn=0004-6256&rft.atitle=Changes+in+Pluto's+atmosphere%3A+1988-2006&rft.title=The+Astronomical+Journal&rft.pages=10-13&rft.genre=article