{"id":"000030402","type":"book","title":"[Review of:] Expedition Ra : mit dem Sonnenboot in die Vergangenheit / von Thor Heyerdahl. - Gütersloh : Bertelmann, 1970. - Stuttgart","container-title":"Umschau ; 1971, Heft 16, S. 614-615","author":[{"family":"Herzog","given":"Rolf"}],"issued":{"raw":"1971"}}