@Article{467584,
     author = "Joanna Zielińska, Renata Koszyk-Białobrzeska",
     title = "The Role of Crossborder Cooperation in Socioeconomic Development Based on the Example of Euroregions Niemen and Pomerania",
     year =  2009,
     volume =  4,
     number =  1,
     journal =  Olsztyn Economic Journal,
     pages =  s. 49-60,
    }