- Author: Hummel Marlies, Faust Konrad, Köddermann Ralf, Vogler-Ludwig Kurt, Saul Christoph, Schedl Hans, Waldkircher-Heyne Cornelia, Wilhelm Markus
- Language: German
- Year: 1996
- Author: Hummel Marlies, Waldkircher Cornelia
- Language: German
- Year: 1992
- Author: Hummel Marlies, Brodbeck Karl-Heinz
- Language: German
- Year: 1991