?url_ver=Z39.88-2004&rft_id=10.1103%2FPhysRevE.89.052814&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Frahm&rft.aufirst=Klaus+M.&rft.au=Frahm%2C+Klaus+M.&rft.issn=1539-3755&rft.title=Physical+Review+E&rft.atitle=Google+matrix+of+the+citation+network+of+Physical+Review&rft.date=May+2014&rft.volume=89&rft.pages=052814&rft.genre=article