Kyungran Kang Dongman Lee Hee Yong Youn Kilnam Chon NLM: network-based layered multicast for traffic control of heterogeneous network. 525-538 2001 24 Comput. Commun. 5-6 db/journals/comcom/comcom24.html#KangLYC01 https://doi.org/10.1016/S0140-3664(00)00300-5