Changes in the ethnic composition of the population of North- West Russia in the 18th -19th centuries
... Распределение населения по родному языку, губерниям и областям. URL:
http://www.demoscope.ru/weekly/ssp/rus_lan_97.php?reg
= (дата обращения 20.11.2015).
Manakov A. G.
historical geography, time slices, changes in the ethnic composition, population, North-West Russia
5-15
