Columbia subject headings:
Epic poetry, Russian--History and criticism.
Epic poetry, Russian.
Harvard subject headings:
Epic poetry, Russian--History and criticism.
Epic poetry, Russian.
Princeton subject headings:
Byliny.
Epic poetry, Russian--Russia (Federation)--Russian Far East.
Epic poetry, Russian--Russia (Federation)--Siberia.
Folk literature--Russia (Federation)--Russian Far East.
Folk literature--Russia (Federation)--Siberia.