{"id":"001048040","type":"book","title":"Wczesnośredniowieczne grodzisko w Kretominie pod Koszalinem","publisher":"Wydawnictwo Instytutu Archeologii i Etnologii PAN","publisher-place":"Szczecin/Wrocław","pages":"55-74","container-title":"Świat Słowian wczesnego średniowiecza","author":[{"family":"Skrzypek","given":"Ignacy"}],"issued":{"raw":"2006"}}