Tolong jelaskan mengenai Bacaan salajengna dari Kakaisaran Rusia dalam bahasa sunda

Etkind, Alexander. Internal Colonization: Russia's Imperial Experience (Polity Press, 2011) 289 pages; discussion of serfdom, the péasant commune, etc.

-Velychenko S. "Identities, loyalties and service in imperial Russia: who administered the borderlands?" – Russian review, 1995, v. 54, № 2, p. 188 – 208.