Columbia subject headings:
Climatology.
Ecology--Russia (Federation)--Baikal, Lake.
Natural history--Russia (Federation)--Baikal, Lake.
Harvard subject headings:
Buri︠a︡tii︠a︡ (Russia)--Emigration and immigration.
Foreign workers--Russia (Federation)--Buri︠a︡tii︠a︡.
Princeton subject headings:
Emigration and immigration.
Migrant labor.