Columbia subject headings:
Railroads--Electrification.
Railroads--Russia (Federation)--Siberia, Western.
Siberia, Western (Russia)--Economic conditions.
Siberia, Western (Russia)--Social conditions.
Harvard subject headings:
Railroads--Electrification
Railroads--Russia (Federation)--Siberia, Western.
Siberia, Western (Russia)--Economic conditions.
Siberia, Western (Russia)--Social conditions.
Princeton subject headings:
Electric railroads--Economic aspects--Russia (Federation)--Siberia, Western.
Electric railroads--Social aspects--Russia (Federation)--Siberia, Western.