Ángel Cuevas Rumín Eur Ing Chris Guy Establishing how many VoIP calls a wireless LAN can support without performance degradation. 61-66 2006 WMuNeP http://doi.acm.org/10.1145/1163698.1163709 conf/mswim/2006pm db/conf/mswim/wmunep2006.html#RuminG06