@InProceedings{ChaPer2004,
  author = {Haowen Chan and Adrian Perrig},
  title = {{ACE}: An Emergent Algorithm for Highly Uniform Cluster Formation},
  booktitle = {European Workshop on Wireless Sensor Networks (EWSN 2004)},
  year = 2004,
  month = jan,
  online = {http://www.cs.cmu.edu/~haowen/ewsn04_Chan_ACE.pdf}
}