{"id":"000998030","type":"book","title":"Początki osadnictwa wczesnośredniowiecznego nad Jez","publisher-place":"Pozna","pages":"200-210","container-title":"Kraje słowiańskie w wiekach średnich. Profanum i sacrum. Slavonic countries in the Middle Ages. Profanum and sacrum","author":[{"family":"Strzyżewski","given":"Czesław."}],"issued":{"raw":"1998"}}