Columbia subject headings:
Authors, Russian--Political and social views.
Literature and state--Soviet Union.
Russian literature--19th century--History and criticism.
Russian literature--20th century--History and criticism.
Symbolism in literature.
Harvard subject headings:
Authors, Russian--Political and social views.
Literature and state--Soviet Union.
Russian literature--19th century--History and criticism
Russian literature--20th century--History and criticism
Symbolism in literature.
Princeton subject headings:
Censorship--Soviet Union.
Literature and state--Soviet Union.
Russian literature--20th century--History and criticism.