{"id":"000029160","type":"book","title":"Messungen des C-14-Gehaltes von hartem Grundwasser. - Berlin","container-title":"Die Naturwissenschaften. - 44.1957, Nr. 2, S. 32-33 : 1 Tab","author":[{"family":"Münnich","given":"Karl O."}],"issued":{"raw":"1957"}}