@article{gevdbasedlowrankchannelcovariancematrix,
  title = {GEVD-based Low-Rank Channel Covariance Matrix Estimation and MMSE Channel Estimation for Uplink Cellular Massive MIMO Systems},
  author = {Robbe Van Rompaey and Marc Moonen},
  year = {2021},
  eprint = {2111.11902},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.11902v1},
}