
- Author: Hartmut Leppin
- Language: German
- Year: 2022

- Author: Martin Jehne, Hartmut Leppin, Stefan Rebenich, Andreas Rödder
- Language: German
- Year: 2020

- Author: Klaus Hallof, Stefan Rebenich, Hartmut Leppin
- Language: German
- Year: 2023

- Author: Hartmut Leppin (editor)
- Language: German
- Year: 2015

- Author: Hartmut Leppin (editor)
- Language: German
- Year: 2015

- Author: Hartmut Leppin
- Language: German
- Year: 2014