{"id":"001032381","type":"book","title":"Der Oldenburger Graben","publisher":"Wachholtz","publisher-place":"Neumünster","pages":"9-14","container-title":"Starigard/Oldenburg : (5) Hauptburg der Slawen in Wagrien. 5. Naturwissenschaftliche Beiträge","author":[{"family":"Hoffmann","given":"Dietrich 1936-2008"}],"issued":{"raw":"2004"}}