@inproceedings{INFOCOM2015Wang,
  title={Femto-Matching: Efficient Traffic Offloading in Heterogeneous Cellular Networks},
  author={Wang, Wei and Wu, Xiaobing and Xie, Lei and Lu, Sanglu},
  booktitle={IEEE INFOCOM},
  pages={325--333},
  year={2015},
  organization={IEEE}
}