- Author: Alexandra Wiebelt
- Language: German
- Year: 2004
- Author: Johannes Roggenhofer
- Language: German
- Year: 1992
- Author: Gabriele Beck
- Language: German
- Year: 1987
- Author: Christa M. Heilmann
- Language: German
- Year: 2002
- Author: Peter Auer (editor), Peter Gilles (editor), Helmut Spiekermann (editor)
- Language: German
- Year: 2002
- Author: Peter-Paul König (editor), Helmut Wiegers (editor)
- Language: German
- Year: 1994
- Author: Brigitte Löbach
- Language: German
- Year: 2000
- Author: Selma Martins Meireles
- Language: English
- Year: 2002
- Author: Maria Ulkan
- Language: German
- Year: 1992