@InProceedings{DuFangNing05,
  author =     {Wenliang Du and Lei Fang and Peng Ning}, 
  title =      {{LAD}: Localization Anomaly Detection for Wireless Sensor Networks}, 
  booktitle =  {Proceedings of The 19th International Parallel and Distributed Processing Symposium}, 
  address =    {Denver, Colorado, USA},
  month =      {April 4-8},
  year =       {2005}
}