@article{secrecyoutageprobabilityanalysisforris,
  title = {Secrecy Outage Probability Analysis for RIS-Assisted NOMA Systems},
  author = {Liang Yang and Yongjie Yuan},
  year = {2020},
  eprint = {2007.15902},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2007.15902v1},
}