{"id":"000025065","type":"book","title":"Die Entstehung des Pfluges und damit zusammenhängende Probleme. - Berlin (u.a.)","container-title":"Studium generale ; 11.1958, Nr. 6, S. 363-377 : 4 Ill","author":[{"family":"Berner","given":"Ulrich"}],"issued":{"raw":"1958"}}