@article{Bougouffa:2013,
  author  = "S. Bougouffa and Z. Ficek",
  title   = "Atoms versus photons as carriers of quantum states",
  journal = "Physical Review A",
  volume  = "Vol. 88",
  number  = "no. 2",
  pages   = "1--16",
  year    = "2013",
}