?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=I.A.&rft.au=Sumra%2C+I.A.&rft.aulast=Sumra&rft.isbn=9781457706820&rft.issn=21570221&rft.date=2011&rft.title=Trust+levels+in+Peer-to-Peer+(P2P)+vehicular+communication&rft.genre=proceeding