{"id":"001243997","type":"book","title":"Wczesnośredniowieczne grodzisko wklęsłe w Bninnie koło Poznania w świetle dotychczasowych ustaleń dendrochronologicznych. (Early medieval stronghold in Bnin bear Poznań in the light of dendrochronology)","pages":"255-268","container-title":"Folia Praehistorica Posnaniensia, 10/11 (2003","author":[{"family":"Kara","given":"Michał"}],"issued":{"raw":"2003"}}