@article{CTT100828005,
  author = {K. Maruta and C-J. Ahn},
  title = {Improving Semi-Blind Uplink Interference Suppression on Multicell Massive MIMO Systems: A Beamspace Approach},
  journal = {IEICE Transactions on Communications},
  year = 2019,
}

@article{CTT100828012,
  author = {K. Maruta and C-J. Ahn},
  title = {Uplink Interference Suppression by Semi-Blind Adaptive Array With Decision Feedback Channel Estimation on Multicell Massive MIMO Systems},
  journal = {IEEE Transactions on Communications},
  year = 2018,
}