@article{
  author = {B. Matthiesen and A. Zappone and E.A. Jorswieck},
  year = {2015},
  month = {Aug},
  title = {Resource Allocation for Energy-Efficient 3-Way Relay Channels},
  volume = {14},
  number = {8},
  pages = {4454-4468},
  URL = {https://doi.org/10.1109/TWC.2015.2421496},
  journal={ IEEE Transactions on Wireless Communications}
}