{"id":"000842212","type":"book","title":"Ideen zu einer Biogeographie der Sahara","publisher":"Klett-Perthes","publisher-place":"Gotha","container-title":"Petermanns geographische Mitteilungen, 98.1954: S. 86-100, Ill. (= Taf. 13), 4 Kt","author":[{"family":"Kaiser","given":"Ernst"}],"issued":{"raw":"1954"}}