?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Weller%2C+J&rft.aulast=Weller&rft.aufirst=J&rft.volume=88&rft.issue=23&rft.atitle=Constraining+Dark+Energy+with+Sunyaev-Zel%E2%80%99dovich+Cluster+Surveys&rft.title=Physical+Review+Letters&rft.issn=0031-9007&rft.date=24+May+2002&rft.genre=article