title: [The Wahlen plan 1939-1945 in retrospect].
mesh_terms: D000383:Agriculture / Q000266:history*; D005523:Food Supply / Q000266:history*; D049673:History, 20th Century; D013557:Switzerland; D014857:Warfare
vernacular_title: Der Plan Wahlen 1939-1945 in der Rückschau.