Columbia subject headings:
Harvard subject headings:
German literature--20th century--History and criticism--Congresses
Germany--Relations--Russia (Federation)--Congresses.
Russia (Federation)--Relations--Germany--Congresses.
Russian literature--20th century--History and criticism--Congresses
Princeton subject headings:
German literature--History and criticism--Congresses.
Russian literature--History and criticism--Congresses.
Soviet literature--History and criticism--Congresses.