- Author: Horst-Peter Götting (editor), Urs Peter Gruber (editor), Jörn Lüdemann (editor), et al. (editor), Christian Tietje (editor)
- Language: German
- Year: 2015
- Author: Christian Tietje (editor), Horst-Peter Götting (editor), Urs Peter Gruber (editor), Jörn Lüdemann (editor), et al. (editor)
- Language: German
- Year: 2009