@article{coverageanalysisfordenseheterogeneous,
  title = {Coverage Analysis for Dense Heterogeneous Networks with Cooperative NOMA},
  author = {Chun-Hung Liu and Di-Chun Liang and Po-Chia Chen and Jie-Ru Yang},
  year = {2020},
  eprint = {2008.07348},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2008.07348v1},
}