@Article{610894,
     author = "Jolanta Perek-Białas",
     title = "Active Ageing and Material Deprivation of Older Generations in Europe and in Poland : How Do They Interplay?",
     year =  2014,
     volume =  13,
     number =  4,
     journal =  Studia Humanistyczne AGH,
     pages =  s. 33-47,
    }