@InProceedings{FangDuNing05,
  author =     {Lei Fang and Wenliang Du and Peng Ning}, 
  title =      {A Beacon-Less Location Discovery Scheme for Wireless Sensor Networks}, 
  booktitle =  {Proceedings of the IEEE INFOCOM},
  address =    {Miami, FL, USA},
  month =      {March 13-17},
  year =       {2005}
}