@article{asurveyonsynchronousaugmentedvirtualand,
  title = {A Survey on Synchronous Augmented, Virtual and Mixed Reality Remote Collaboration Systems},
  author = {Alexander Schäfer and Gerd Reis and Didier Stricker},
  year = {2021},
  eprint = {2102.05998},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.05998v1},
}