{"id":"001241475","type":"book","title":"Die Burgruine Greifenstein bei Grosstöpfer im oberen Eichsfeld (Thüringen) - Geschichte und Bestand","pages":"87-96","container-title":"Burgen und Schlösser, 52,2 (2011","author":[{"family":"Rudolph","given":"Benjamin."}],"issued":{"raw":"2011"}}