@article{doesprobabilisticconstellationshaping,
  title = {Does Probabilistic Constellation Shaping Benefit IM-DD Systems without Optical Amplifiers?},
  author = {Di Che and Junho Cho and Xi Chen},
  year = {2021},
  eprint = {2102.05091},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.05091v1},
}