@article{Xu:2018Y/,
  author = "Xu, Qingnian",
  title = "{Measurement of eta_c(1S), eta_c(2S) and non-resonant eta' pi+ pi- production  via two-photon collisions}",
  doi = "10.22323/1.316.0225",
  journal = "PoS",
  year = 2018,
  volume = "DIS2018",
  pages = "225"
}