?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.physa.2011.02.005&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Wei&rft.aufirst=Dong&rft.au=Wei%2C+Dong&rft.issue=11&rft.pages=2117+-+2126&rft.volume=390&rft.date=2011&rft.title=Physica+A%3A+Statistical+Mechanics+and+its+Applications&rft.atitle=Effective+mechanism+for+social+recommendation+of+news&rft.issn=0378-4371&rft.genre=article