- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2021
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2022
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2019
- Author: Wolfgang Sandberger, Laurenz Lütteken
- Language: German
- Year: 2017
- Author: Wolfgang Sandberger, Laurenz Lütteken
- Language: German
- Year: 2016
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2023
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2018
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2020
- Author: Hans Joachim Marx, Wolfgang Sandberger
- Language: German
- Year: 2013
- Author: Laurenz Lütteken, Wolfgang Sandberger
- Language: German
- Year: 2015