
- Author: Jakobs Béatrice, Kapp Volker, Lennartz Norbert, Ridder Klaus, Rösch Gertrud M.
- Language: German
- Year: 2015

- Author: Friede Susanne, Jakobs Béatrice, Lennartz Norbert, Ridder Klaus, Rösch Gertrud M., Strosetzki Christoph
- Language: German
- Year: 2016

- Author: Friede Susanne, Jakobs Béatrice, Lennartz Norbert, Ridder Klaus, Rösch Gertrud M., Strosetzki Christoph
- Language: German
- Year: 2017

- Author: Berchem Theodor, Kapp Volker, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2005

- Author: Berchem Theodor, Kapp Volker, Link Franz, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2002

- Author: Berchem Theodor, Kapp Volker, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2003

- Author: Berchem Theodor, Kapp Volker, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2004

- Author: Berchem Theodor, Kapp Volker, Link Franz, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 1999

- Author: Berchem Theodor, Kapp Volker, Link Franz, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2000

- Author: Berchem Theodor, Kapp Volker, Link Franz, Müller Kurt, Wimmer Ruprecht, Wolf Alois
- Language: German
- Year: 2001