@inproceedings{li2011unfold, title={UNFOLD: Uniform fast on-line boundary detection for dynamic 3D wireless sensor networks}, author={Li, Feng and Luo, Jun and Zhang, Chi and Xin, Shiqing and He, Ying}, booktitle={Proceedings of the Twelfth ACM International Symposium on Mobile Ad Hoc Networking and Computing}, pages={14}, year={2011}, organization={ACM} }