{"id":"001259769","type":"book","title":"Grodzisko średniowieczne w Starym Koniecpolu, województwo częstochowskie. (Ruins of a mediaeval castle in Stary Koniecpol, province of Częstochowa)","pages":"229-240","container-title":"Rocznik Muzeum Narodowego w Kielcach, 16 (1992","author":[{"family":"Pyzik","given":"Zygmunt Włodzimierz"}],"issued":{"raw":"1992"}}