@article{clusterbasedcharacterizationandmodeling,
  title = {Cluster-based Characterization and Modeling for UAV Air-to-Ground Time-Varying Channels},
  author = {Zhuangzhuang Cui and Ke Guan and Claude Oestges and César Briso-Rodríguez and Bo Ai and Zhangdui Zhong},
  year = {2021},
  eprint = {2108.11902},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.11902v1},
}