@INPROCEEDINGS{6680226, author={Yuan, Xu and Shi, Yi and Hou, Y. Thomas and Lou, Wenjing and Kompella, Sastry}, booktitle={2013 IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems}, title={UPS: A United Cooperative Paradigm for Primary and Secondary Networks}, year={2013}, volume={}, number={}, pages={78-85}, doi={10.1109/MASS.2013.80}}