@article{sustainablesatellitecommunicationsinthe,
  title = {Sustainable Satellite Communications in the 6G Era: A European View for Multi-Layer Systems and Space Safety},
  author = {Marko Höyhtyä and Sandrine Boumard and Anastasia Yastrebova and Pertti Järvensivu and Markku Kiviranta and Antti Anttonen},
  year = {2022},
  eprint = {2201.02408},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.02408v3},
}