{"id":"001304303","type":"book","title":"Wstępne wyniki badań gródka w Bajtkowie, woj. Suwalskie w 1977. r. Preliminary results of research in the hill-fort of Bajtkowo (commune of Ełk) in 1977","pages":"127-141","container-title":"Rocznik Białostocki, 17 (1991","author":[{"family":"Lenarczyk","given":"Leszek."}],"issued":{"raw":"1991"}}