@article{Krzy¶ko:2000,
  author  = "M. Krzy¶ko and W. Wołyński",
  title   = "Classification into two populations for time dependent observations",
  journal = "Acta Universitatis Lodziensis. Folia Oeconomica",
  volume  = "nr 152",
  pages   = "7--20",
  year    = "2000",
  note    = "Wydaw. Uniwersytetu Łódzkiego, ŁódĽ",
}