?url_ver=Z39.88-2004&rft_id=10.1109%2FGLOCOM.2005.1577784&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Barbera&rft.aufirst=Mario&rft.au=Barbera%2C+Mario&rft.btitle=Global+Telecommunications+Conference.+GLOBECOM+'05&rft.title=A+Markov+model+of+a+freerider+in+a+BitTorrent+P2P+network&rft.date=November+2005&rft.isbn=0-7803-9414-3+&rft.genre=bookitem