@article{yeh_chen_lee_2009, 
  title={Comparative Analysis of Energy-Saving Techniques in 3GPP and 3GPP2 Systems}, 
  volume={58}, 
  DOI={10.1109/tvt.2008.923687}, 
  publisher={Institute of Electrical and Electronics Engineers (IEEE)}, 
  author={Yeh and Chen and Lee}, 
  year={2009}
  }