{"id":"001189485","type":"book","title":"Jubileusz osiemdziesięciolecia Docenta dr. hab. Jana Kowalczyka. To Professor Jan Kowalczyk on his eightieth birthday","container-title":"Archeologia Polski, 43,1/2 (1998","author":[{"family":"Balcer","given":"Bogdan."}],"issued":{"raw":"1998"}}