Suman Banerjee Christopher Kommareddy Koushik Kar Samrat Bhattacharjee Samir Khuller Construction of an Efficient Overlay Multicast Infrastructure for Real-time Applications. 2003 INFOCOM http://www.ieee-infocom.org/2003/papers/37_03.PDF db/conf/infocom/infocom2003.html#BanerjeeKKBK03