@Article{Secure_Sensor_Networks_for_Perimeter_Protection,
  author = "Sasikanth  Avancha and Jeffrey L Undercoffer and Anupam  Joshi and John  Pinkston",
  title = "{Secure Sensor Networks for Perimeter Protection}",
  month = "November",
  year = "2003",
  pages = "421--435",
  number = "4",
  volume = "43",
  journal = "Computer Networks",
}