Olga Jur'evna Nikonova, Vospitanie patriotov: Osoaviachim i voennaja podgotovka naselenija v ural'skoj provincii (1927-1941gg.) [The education of patriots. Osoaviachim and the military training of the population in the Province of Ural (1927-1941)], Moskva, Novyj Chronograf, 2010, pp. 471