Wael Ashmawi Roch Guérin Stephen Wolf Margaret H. Pinson On the impact of policing and rate guarantees in DiffServ networks: a video streaming application perspective. 83-95 2001 SIGCOMM http://doi.acm.org/10.1145/383059.383066 db/conf/sigcomm/sigcomm2001.html#AshmawiGWP01