Christos Bouras Apostolos Gkamas A Mechanism for Multicast Multimedia Data with Adaptive QoS Characteristics. 74-88 2001 conf/proms/2001 PROMS http://link.springer.de/link/service/series/0558/bibs/2213/22130074.htm db/conf/proms/proms2001.html#BourasG01