?url_ver=Z39.88-2004&rft_id=10.1103%2FPhysics.5.105&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Caldarelli&rft.aufirst=Guido&rft.au=Caldarelli%2C+Guido&rft.issn=1943-2879&rft.date=September+2012&rft.atitle=The+Longevity+of+Rankings&rft.title=Physics+-+Spotlighting+Exceptional+Research&rft.issue=105&rft.pages=105&rft.volume=5&rft.genre=article