@article{reconfigurableintelligentsurfacesand1,
  title = {Reconfigurable Intelligent Surfaces and Metamaterials: The Potential of Wave Propagation Control for 6G Wireless Communications},
  author = {George C. Alexandropoulos and Geoffroy Lerosey and Merouane Debbah and Mathias Fink},
  year = {2020},
  eprint = {2006.11136},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2006.11136v1},
}