@article{13257,
  author = {X. Zhang and Jin Zhang and Yan Zhang and W. Wang},
  title = {Macro-assisted Data-only Carrier for 5G Green Cellular Systems},
  year = {2015},
  journal = {IEEE Communications Magazine},
  volume = {53},
  pages = {223-231},
  month = {05/2015},
  publisher = {IEEE},
}