Columbia subject headings:
Harvard subject headings:
Aesthetics, Modern--20th century.
Aesthetics, Russian--20th century.
Poets, Russian--20th century.
Russian poetry--20th century--History and criticism--Theory, etc.
Symbolism (Literary movement)--Russia.
Princeton subject headings:
Aesthetics, Modern--20th century.
Aesthetics, Russian--20th century.
Poets, Russian--20th century.
Russian poetry--20th century--History and criticism--Theory, etc.
Symbolism (Literary movement)--Russia.