@INPROCEEDINGS{6275766, author={Xie, Liguang and Shi, Yi and Hou, Y. Thomas and Lou, Wenjing and Sherali, Hanif D. and Midkiff, Scott F.}, booktitle={2012 9th Annual IEEE Communications Society Conference on Sensor, Mesh and Ad Hoc Communications and Networks (SECON)}, title={On renewable sensor networks with wireless energy transfer: The multi-node case}, year={2012}, volume={}, number={}, pages={10-18}, doi={10.1109/SECON.2012.6275766}}