TY JOUR TI THE USE OF LOCAL CENSUSES AND POPULATION RECORDS AS THE SOURCES ON DEMOGRAPHIC HISTORY OF WESTERN SIBERIA IN THE FIRST HALF OF XX CENTURY KW local census KW statistics KW demographic history KW population KW number KW social structure KW gender KW age KW migrations KW accounting error JO Socio-economic and humanitarian magazine AU Isupov, V.A. PY 2019 IS PB Krasnoyarsk State Agrarian University