{"id":"001163976","type":"book","title":"Das sichere Haus im Mittelalter. Romanische Türbeschläge aus Monheim","pages":"26-31","container-title":"Das Rheinische Landesmuseum Bonn, 1993,1-6 (1993","author":[{"family":"Gelsdorf","given":"Friedrich"}],"issued":{"raw":"1993"}}