@conference{Zhe03,
  title = "Bandwidth-Sharing Schemes for Multiple Multi-Party Sessions",
  author = "Zhen Liu, Naceur Malouch, Vishal Misra, Dan Rubenstein, Sambit Sahu",
  year = "2003",
  month = "sep",
  booktitle = "Proceedings of the 18th International Teletraffic Congress (ITC 18)",
  address = "Berlin, Germany",
}