{"id":"001304533","type":"book","title":"Vorbericht über paläo-ethnobotanische Untersuchungen in Duisburg","pages":"223-236","container-title":"Duisburger Forschungen, 38 (1992","author":[{"family":"Knörzer","given":"Karl-Heinz 1920-2009"}],"issued":{"raw":"1992"}}