Columbia subject headings:
German literature--20th century--History and criticism--Congresses.
German literature--Germany (East)--History and criticism--Congresses.
Hein, Christoph, 1944---Criticism and interpretation--Congresses.
Harvard subject headings:
Hein, Christoph, 1944---Criticism and interpretation.
Princeton subject headings:
Hein, Christoph, 1944---Criticism and interpretation--Congresses.