- Author: Matthias Konradt
- Language: English
- Year: 2020
- Author: Matthias Konradt
- Language: German
- Year: 2023
- Author: Matthias Konradt
- Language: German
- Year: 2015
- Author: Matthias Konradt
- Language: German
- Year: 2022
- Author: Matthias Konradt, Wayne Coppins, Simon Gathercole, Kathleen Ess
- Language: English
- Year: 2014
- Author: Matthias Konradt
- Language: German
- Year: 2023
- Author: Matthias Konradt
- Language: German
- Year: 2007