@inproceedings{CraswellCHM04,
  author = {Nick Craswell and Francis Crimmins and David Hawking and Alistair Moffat},
  title = {Performance and Cost Tradeoffs in Web Search},
  booktitle = {Proceedings of the {Australasian Database Conference ADC2004}},
  year = {2004},
  location = {Dunedin, New Zealand},
  month = {January},
  pages = {161-170},
  note = {\url{http://es.csiro.au/pubs/craswell_adc04.pdf}}
}