+
+@inproceedings{ref234,
+ title={UREA: Uncovered region exploration algorithm for reorganization of mobile sensor nodes to maximize coverage},
+ author={Nene, Manisha J and Deodhar, Rajendra S and Patnaik, Lalit M},
+ booktitle={Distributed Computing in Sensor Systems Workshops (DCOSSW), 2010 6th IEEE International Conference on},
+ pages={1--6},
+ year={2010},
+ organization={IEEE}
+}
+
+@inproceedings{ref235,
+ title={Mobility improves coverage of sensor networks},
+ author={Liu, Benyuan and Brass, Peter and Dousse, Olivier and Nain, Philippe and Towsley, Don},
+ booktitle={Proceedings of the 6th ACM international symposium on Mobile ad hoc networking and computing},
+ pages={300--308},
+ year={2005},
+ organization={ACM}
+}
+