Columbia subject headings:
Russian poetry--20th century--History and criticism.
Harvard subject headings:
Akhmatova, Anna Andreevna, 1889-1966--Criticism and interpretation.
Bely, Andrey, 1880-1934--Criticism and interpretation.
Blok, Aleksandr Aleksandrovich, 1880-1921--Criticism and interpretation.
Bryusov, Valery Yakovlevich, 1873-1924--Criticism and interpretation.
Russian poetry--20th century--History and criticism
Princeton subject headings:
Russian poetry--20th century--History and criticism.