{"id":"000026779","type":"book","title":"Methoden der Luftbildforschung. - Leipzig","container-title":"Sitzungsberichte europäischer Geographen <1942, Würzburg>. - S. 121-146 : 11 Ill. ; 3 Faltkt","author":[{"family":"Troll","given":"Carl"}],"issued":{"raw":"1943"}}