@article{cost257-Aalto-Telecommunication-2001,
  author = {S. Aalto},
  title = {Required work in the M/M/1 queue, with application in IP packet processing},
  journal = {Telecommunication Systems},
  year = {2001},
  volume = {16},
  number = {3,4},
  pages = {555--560},
  url = {http://www.baltzer.nl/},
}