@article{Zhang:2019Cs,
  author = "Zhang, Ying  and  Huang, J.  and  Chen, D.  and  Zhai, L.M.  and  Chen, Xu  and  Lin, Yu-Hui  and  Fang, Jian-Hua  and  Nakamura, Yoshiaki",
  title = "{Study of the sharp "knee" phenomenon of cosmic ray spectrum by using newly upgraded Tibet ASγ experiment}",
  doi = "10.22323/1.358.0492",
  journal = "PoS",
  year = 2019,
  volume = "ICRC2019",
  pages = "492"
}