@article{Usoskin:2019x0,
  author = "Usoskin, Ilya  and  Wu, Chi Ju  and  Krivova, Natalie  and  Solanki, Sami K.  and  Kovaltsov, Gennady  and  Baroni, Meanié  and  Bard, Edouard",
  title = "{Cosmic-ray variability on the multi-millennial time scale: A new multi-proxy reconstruction}",
  doi = "10.22323/1.358.1164",
  journal = "PoS",
  year = 2019,
  volume = "ICRC2019",
  pages = "1164"
}