@mastersthesis{DiogoMonica:msc,
  author = "M\´{o}nica, D.",
  month = jul,
  school = "Instituto Superior T\´{e}cnico, Universidade T\´{e}cnica de Lisboa",
  title = "Thwarting The Sybil Attack in Wireless Ad Hoc Networks",
  year = "2009"
}