Philipp Svoboda Esa Hyytiä Fabio Ricciato Markus Rupp Martin Karner Detection and Tracking of Skype by Exploiting Cross Layer Information in a Live 3G Network. 93-100 2009 TMA http://dx.doi.org/10.1007/978-3-642-01645-5_11 conf/networking/2009tma db/conf/networking/tma2009.html#SvobodaHRRK09