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Jensen B. Alfred Erich Senn: Diplomacy and Revolution. The Soviet Mission to Switzerland, 1918. University of Notre Dame Press, Notre Dame, London, 1974. 221 s. £4.95. ht [Internet]. 1. januar 1976 [henvist 26. april 2024];13. Tilgængelig hos: https://tidsskrift.dk/historisktidsskrift/article/view/51780