{"id":"000424497","type":"article","title":"W 60-lecie urodzin profesora dr. hab. Jana Žaka. (Poln.) Zum 60. Geburtstag von Professor Dr. habil. Jan Žak","container-title":"Fontes archaeologici Posnanienses, 32.1981","author":[{"family":"Krzyżaniak","given":"L."}],"issued":{"raw":"1981"}}