Francine Hirsch, “The Soviet Union as a Work-in-Progress: Ethnographers and the Category Nationality in the 1926, 1937, and 1939 Censuses,” Slavic Review 56:2 (Summer 1997), 251-278: Hirsch SU Work in Progress
Vladimir Lenin, “Lenin on the National Question (Speech at the All-Russian Navy Congress)”: http://soviethistory.msu.edu/1917-2/the-empire-falls/the-empire-falls-texts/speech-at-the-all-russian-navy-congress/
Joseph Stalin, “The Political Tasks of the University of the Peoples of the East”: https://www.marxists.org/reference/archive/stalin/works/1925/05/18.htm
