@Article{481968,
     author = "Wiktoria Sobczyk, Anna Kowalska",
     title = "The Natura 2000 network and thread from mining activities",
     year =  2013,
     volume =  4,
     number =  1,
     journal =  Edukacja - Technika - Informatyka,
     pages =  s. 278-283,
    }