?url_ver=Z39.88-2004&rft_id=10.1109%2FEUROCON.2013.6624974&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=N.&rft.au=Armi%2C+N.&rft.aulast=Armi&rft.isbn=9781467322324&rft.title=Cooperative+spectrum+sensing+in+decentralized+cognitive+radio+system&rft.date=2013&rft.genre=proceeding