@inproceedings{cost257-Virtamo-Petersburg-1998,
  author = {J. Virtamo and S. Aalto},
  title = {Calculation of time-dependent blocking probabilities},
  booktitle = {the Proceedings of the ITC Sponsored St. Petersburg Regional International Teletraffic Seminar Teletraffic Theory as a Base for QoS: Monitoring, Evaluation, Decisions},
  editor = {B. Goldstein and A. Koucheryavy and M. Shneps-Shneppe},
  address = {St.\ Petersburg},
  month = {Jun.},
  year = {1998},
  pages = {365--375},
  url = {http://www.netlab.hut.fi/tutkimus/cost257/publ/transient.pdf},
}