@article{lowaltitude3dcoverageperformance,
  title = {Low Altitude 3-D Coverage Performance Analysis in Cell-Free Distributed Collaborative Massive MIMO Systems},
  author = {Jiamin Li and Qijun Pan and Pengcheng Zhu and Dongming Wang and Xiaohu You},
  year = {2022},
  eprint = {2206.13722},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2206.13722v2},
}