{"id":"001184529","type":"book","title":"Archäologisch-baugeschichtliche Untersuchungen zur mittelalterlichen Duisburger Stadtbefestigung","publisher":"Rheinland-Verlag","pages":"115-116","container-title":"Archäologie im Rheinland, 1992 (1992","author":[{"family":"Krause","given":"Günter"}],"issued":{"raw":"1992"}}