- Author: Kunert Uwe, Link Heike
- Language: German
- Year: 2001
- Author: Kunert Uwe, Kuhfeld Hartmut, Bach Stefan, Keser Abdulkerim
- Language: German
- Year: 2003
- Author: Kunert Uwe
- Language: German
- Year: 1992
- Author: Kloas Jutta, Kuhfeld Hartmut, Kunert Uwe, Focke Horst, Wilken Dieter, Bolik Henryk, Hölsken Dieter
- Language: German
- Year: 1985
- Author: Enderlein Heinz, Kunert Uwe
- Language: German
- Year: 1992
- Author: Enderlein Heinz, Kunert Uwe, Link Heike
- Language: German
- Year: 1994