@techreport{cost257td9715,
  author = {J. Virtamo and S. Aalto},
  title = {Remarks on the effectiveness of dynamic VP bandwidth management},
  institution = {COST257},
  number = {TD(97)15},
  month = {Jan.},
  year = {1997},
  url = {http://www.netlab.hut.fi/tutkimus/cost257/publ/vpalloc.pdf},
}