@article{Dalkarov:2016Jq,
  author = "Dalkarov, Oleg D.  and  Kupriyanova, Ekaterina",
  title = "{On the gravitational quantum states of helium atoms in the gravitational field of a cold neutron star }",
  doi = "10.22323/1.236.0487",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "487"
}