Columbia subject headings:
German literature--Germany (East)--History and criticism--Congresses.
Harvard subject headings:
Austrian literature--Foreign influences--Congresses.
German literature--Germany (East)--Influence--Congresses.
Literature and state--Germany--History--20th century--Congresses.
Swiss literature (German)--Foreign influences--Congresses.
Princeton subject headings:
German literature--Germany (East)--History and criticism--Congresses.