books.google.fr - "The "Tukhachevskii Affair" is investigated together with Stalin's murderous military purge and its consequences for the Red Army. Poor Soviet performance in the "Winter War" with Finland prompted hasty reforms, but neither reorganization nor rearmament was complete before the German invasion in June...http://books.google.fr/books/about/The_Soviet_High_Command.html?hl=fr&id=rgkSxFpKmIsC&utm_source=gb-gplus-shareThe Soviet High Command
