@Article{451800,
     author = "Robert Dygas",
     title = "E-Commerce in Poland 2009-2015 : the Innovative Way of Trade",
     year =  2015,
     volume =  16,
     number =  11 (1),
     journal =  Przedsiębiorczość i Zarządzanie,
     pages =  s. 97-109,
    }