@article{exploitingarraygeometryforreduced,
  title = {Exploiting Array Geometry for Reduced-Subspace Channel Estimation in RIS-Aided Communications},
  author = {Özlem Tuğfe Demir and Emil Björnson and Luca Sanguinetti},
  year = {2022},
  eprint = {2205.11220},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2205.11220v1},
}