?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=collaboration&rft.au=collaboration%2C+ANITA&rft.aufirst=ANITA&rft.issn=0031-9007&rft.title=Phys.Rev.Lett.&rft.issue=17&rft.date=4+May+2006&rft.atitle=Constraints+on+Cosmic+Neutrino+Fluxes+from+the+ANITA+Experiment&rft.volume=96&rft.genre=article