{"id":"001259576","type":"book","title":"Z problematyki badawczej wczesnośredniowiecznego Sandomierza. (From the studies of the history of Sandomierz in the early Middle Ages)","pages":"37-72","container-title":"Rocznik Muzeum Świętokrzyskiego, 7 (1971","author":[{"family":"Gąssowska","given":"Eligia"}],"issued":{"raw":"1971"}}