1
Published: Hamburg : Meiner, 1981.
Book
2
3
Published: Stuttgart : Klett, 1954-1969.
Göttingen, anfangs.
Göttingen, anfangs.
Serial
4
Published: München : Ner-Tamid-Verl, 1960.
Book
5
Published: Berlin : Borntraeger, 1921-1939.
Leipzig, früher.
Leipzig, früher.
Journal