@article{controloverskiessurvivabilitycoverageand,
  title = {Control over Skies: Survivability, Coverage, and Mobility Laws for Hierarchical Aerial Base Stations},
  author = {Vishal Sharma and Navuday Sharma and Mubashir Husain Rehmani and Haris Pervaiz},
  year = {2019},
  eprint = {1903.03725},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1903.03725v5},
}