@article{multirisdiscretephaseencodingfor,
  title = {Multi-RIS Discrete-Phase Encoding for Interpath-Interference-Free Channel Estimation},
  author = {Kamran Keykhosravi and Henk Wymeersch},
  year = {2021},
  eprint = {2106.07065},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2106.07065v2},
}