@article{Kowalewska-Kudłaszyk:2009,
  author  = "A. Kowalewska-Kudłaszyk and W. Leoński",
  title   = "Sudden death and birth of entanglement effects for Kerr-nonlinear coupler",
  journal = "Journal of the Optical Society of America B : Optical Physics",
  volume  = "Vol. 26",
  number  = "no 7",
  pages   = "1289--1294",
  year    = "2009",
}