?url_ver=Z39.88-2004&rft_id=doi%3A10.1126%2Fscience.341.6142.117&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Kerr%2C+Richard.+A.&rft.aulast=Kerr&rft.aufirst=Richard.+A.&rft.issue=6142&rft.volume=341&rft.date=12+July+2013&rft.issn=0036-8075&rft.atitle=Some+Earthquakes+Warn+That+They+Are+About+to+Strike&rft.title=Science&rft.pages=117-118&rft.genre=article