{"id":"001472096","type":"article","title":"Die Entwicklung der Burgen am Niederrhein","publisher":"von Zabern, LWL-Museum für Archäologie -Westfälisches Landesmuseum Herne","publisher-place":"Mainz","pages":"249-261","container-title":"AufRuhr 1225","author":[{"family":"Friedrich","given":"Reinhard"}],"issued":{"raw":"2010"}}