@Article{646943,
     author = "Elżbieta Kowalczyk-Heyman, Anna Supruniuk, W. Bukowski, T. Jurek",
     title = "",
     year =  2013,
     volume =  25,
     number =  ,
     journal =  Rocznik Mazowiecki,
     pages =  s. 299-0,
    }