Columbia subject headings:
Art, Russian--Russia (Federation)
Gosudarstvennyĭ Ėrmitazh (Russia)
Russia (Federation)--Civilization.
Harvard subject headings:
Art, Russian--Russia (Federation)
Princeton subject headings:
Art, Russian--Russia (Federation).
Gosudarstvennyĭ Ėrmitazh (Russia)
Russia (Federation)--Civilization.