@inproceedings{chen12secon, 
  author={Liangyin Chen and Yu Gu and Shuo Guo and Tian He and Yuanchao Shu and Fan Zhang and Jiming Chen}, 
  booktitle={IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON)}, 
  title={{Group-based discovery in low-duty-cycle mobile sensor networks}}, 
  year={2012},
}