@article{Chen:2017iD,
  author = "Chen, Hua-Xing  and  chen, wei  and  He, Jun  and  Liu, Xiang  and  Zhu, Shi-Lin",
  title = "{The hidden-charm multiquark states}",
  doi = "10.22323/1.281.0374",
  journal = "PoS",
  year = 2017,
  volume = "INPC2016",
  pages = "374"
}