@article{Jurkowska:2018,
  author  = "B. Jurkowska",
  title   = "Spatial diversification of socio-economic potential of the regions in Poland and Germany, particularly considering the Polish-German borderland",
  journal = "Wiadomości Statystyczne. The Polish Statistician",
  number  = "nr 8",
  pages   = "47--64",
  year    = "2018",
}