{"id":"001300447","type":"book","title":"The first early urban centers in Little Poland and the policy of the first Piast' dynasty","publisher-place":"Berlin","pages":"51-70","container-title":"Acta Praehistorica et Archaeologica, 42 (2010","author":[{"family":"Buko","given":"Andrzej."}],"issued":{"raw":"2010"}}