{"id":"001217884","type":"book","title":"Die altslawische Burg von Schwaberow, Kreis Hagenow","pages":"229-239","container-title":"Bodendenkmalpflege in Mecklenburg, Jahrbuch, 1974 (1974","author":[{"family":"Hollnagel","given":"Adolf 1907-1975"}],"issued":{"raw":"1974"}}