@InProceedings{Miranda:mdc03,
  author =       "Miranda, H. and Rodrigues, L. ",
  title =        "Friends and Foes: Preventing Selfishness in Open Mobile Ad Hoc Networks",
  booktitle =    "Proceedings of the International Workshop on  Mobile Distributed Computing (MDC)",
  month =        may,
  publisher =    "IEEE",
  address =      "Providence, Rhode Island USA",
  year =         "2003",
  pages = "440-445",
  note = "(Proceedings the 23nd International Conference on Distributed Computing Systems Workshops)"
}