@article{Chan:2010,
  author  = "S. Chan and M. Reid and Z. Ficek",
  title   = "Conservation rules for entanglement transfer between qubits",
  journal = "Journal of Physics B : Atomic Molecular and Optical Physics",
  volume  = "Vol. 43",
  number  = "no. 21",
  pages   = "1--8",
  year    = "2010",
}