{"id":"001431312","type":"book","title":"Zähringerburgen auf der Baar und im Schwarzwald","pages":"7-20","container-title":"Zeitschrift des Breisgau-Geschichtsvereins Schau-ins-Land, 133 (2014","author":[{"family":"Wagner","given":"Heiko."}],"issued":{"raw":"2014"}}