{"id":"000933981","type":"book","title":"Wczesnośredniowieczne skarby srebrne z Połabia","publisher":"Zakład Narodowy Imienia Ossolińskich","publisher-place":"Wrocław/Warszawa/Kraków","author":[{"family":"Kiersnowski","given":"Ryszard."}],"issued":{"raw":"1964"}}