@book{27304,
	author = {Cherepnin, L.V},
	title = {The formation of the Russian centralized state viewed from a comparative-historical aspect (XVI-XVII centuries)},
	publisher = {[s.e.]},
	year = {1975},
	address = {San Francisco},
	note = {Trabajo presentado al Congreso internacional de ciencias históricas, 14., San Francisco, 22-29 de agosto de 1975}
}