{"id":"000998046","type":"book","title":"Uwagi o problemie definicji miasta średniowiecznego","publisher-place":"Pozna","pages":"349-356","container-title":"Kraje słowiańskie w wiekach średnich. Profanum i sacrum. Slavonic countries in the Middle Ages. Profanum and sacrum","author":[{"family":"Piekalski","given":"Jerzy."}],"issued":{"raw":"1998"}}