Ying Xu Roch Guérin On Evaluating Loss Performance Deviation: A Simple Tool and Its Practical Implications. 1-18 2003 conf/qosip/2003 QoS-IP http://link.springer.de/link/service/series/0558/bibs/2601/26010001.htm db/conf/qosip/qosip2003.html#XuG03