@article{Schaefer:2013e4,
  author = "Schaefer, Wolfgang",
  title = "{Exclusive production of one and two heavy quarkonia in nuclear collisions}",
  doi = "10.22323/1.191.0079",
  journal = "PoS",
  year = 2013,
  volume = "DIS 2013",
  pages = "079"
}