@article{Flett:2020sW,
  author = "Flett, Chris  and  Jones, Stephen  and  Martin, Alan  and  Ryskin, Misha G.  and  Teubner, Thomas",
  title = "{Exclusive production of heavy quarkonia as a probe of the low x and low scale gluon PDF}",
  doi = "10.22323/1.374.0040",
  journal = "PoS",
  year = 2020,
  volume = "LC2019",
  pages = "040"
}