Columbia subject headings:
Aesthetics, Russian--20th century.
Poetics.
Russian literature--19th century--History and criticism.
Symbolism (Literary movement)--Russia.
Symbolism (Literary movement)--Soviet Union.
Harvard subject headings:
Russian poetry--20th century--History and criticism
Symbolism (Literary movement)
Princeton subject headings:
Russian poetry--20th century--History and criticism.
Symbolism (Literary movement)