@techreport{cost257td9746,
  author = {J. Karvo and J. Virtamo and S. Aalto and O. Martikainen},
  title = {Blocking of dynamic multicast connections in a single link},
  institution = {COST257},
  number = {TD(97)46},
  month = {Sep.},
  year = {1997},
  url = {http://www.netlab.hut.fi/tutkimus/cost257/publ/257td9746.pdf},
}