{"id":"001275226","type":"book","title":"Wczesnośredniowieczny grot włóczni z Sejn, woj. Suwalskie. An Early Medieval spearhead from Sejny, in the Suwałki voivodeship","pages":"481-483","container-title":"Rocznik Białostocki, 16 (1991","author":[{"family":"Lenarczyk","given":"Leszek"}],"issued":{"raw":"1991"}}