?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Price&rft.au=Price%2C+LC&rft.aufirst=LC&rft.issn=1079-7114&rft.title=Physical+Review+Letters&rft.atitle=Gravitational+Wave+Consistency+Relations+for+Multifield+Inflation&rft.volume=114&rft.date=22+January+2015&rft.genre=article