- Author: Martin Henssler, Heinz Josef Willemsen, Heinz-Jürgen Kalb (editors)
- Language: German
- Year: 2012
- Author: Martin Henssler, Michael Streck (editors)
- Language: German
- Year: 2011
- Author: Martin Henssler, Axel Braun (editors)
- Language: German
- Year: 2011
- Author: Martin Henssler, Wilhelm Moll, Klaus Bepler (editors)
- Language: German
- Year: 2012
- Author: Martin Henssler, Heinz Josef Willemsen, Heinz-Jürgen Kalb (editors)
- Language: German
- Year: 2014
- Author: Martin Henssler (editor), Heinz-Josef Willemsen (editor), Heinz-Jürgen Kalb (editor)
- Language: German
- Year: 2022
- Author: Angela Dageförde, Christian Deckenbrock, Martin Henssler, Thomas Keß, Volker Römermann, Ulrich Stobbe, Volkert Vorwerk, Christian Wolf
- Language: German
- Year: 2022
