{"id":"001262131","type":"book","title":"Czy istniał wczesnośredniowieczny gród w Bielsku na Starym Mazowszu?","publisher-place":"Warszawa","pages":"181-189","container-title":"Kwartalnik Historii Kultury Materialnej, 53,2 (2005","author":[{"family":"Ościłowski","given":"Jarosław"}],"issued":{"raw":"2005"}}