TransliterationGrishina R.P., Ereshhenko M.D., Kadackij V.F. i dr. Politicheskie sistemy v stranah Centralnoj i Jugo-Vostochnoj Evropy: 1917-1929 gg. In Russian
In EnglishGrishina P.P., Ereshhenko M.D., Kadatskiy in.F. and etc. Political system in countries Central and South-Eastern Europe: 1917-1929 years. In Russian, n/a
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