Autoria Diversa. National Republic (en anglès). vol. 21-22, 1933, p. 84. «"A republic had been declared in 1918, and on May 10, 1920, a "Soviet Republic" acclaimed. However, on May 14 the little soviet fell..."»
Tsypylma, Darieva. Urban Spaces After Socialism: Ethnographies of Public Places in Eurasian Cities (en anglès). Frankfurt am Main: Campus, 2011, p. 70. ISBN 9783593393841.