{"id":"001174016","type":"book","title":"Friedrich I. Barbarossa (1152-1190). Zur Wiederkehr seines 800. Todestages am 10. Juni 1990","publisher":"Schröter","pages":"35-40","container-title":"Mühlhäuser Beiträge, 13 (1990","author":[{"family":"Eibl","given":"Elfie-Marita"}],"issued":{"raw":"1990"}}