@ARTICLE{21qzx-tifs,
  author = {Zhe Qu and Shangqing Zhao and Jie Xu and Zhuo Lu and Yao Liu},
  title = {How to Test the Randomness from the Wireless Channel for Security?},
  journal = {IEEE Transactions on Information Forensics and Security},
  volume = {16},
  number = {},
  pages = {3753-3766},
  year = {June 2021}
}