@Article{428722,
     author = "Leszek Kucharski",
     title = "Long-Term Unemployment in Poland in 2008-2012 : Tendencies, Structure and Selected Determinants",
     year =  2013,
     volume =  8,
     number =  4,
     journal =  Olsztyn Economic Journal,
     pages =  s. 347-359,
    }