- Author: Max Schubert (editor), Ernst Müller (editor)
- Language: German
- Year: 1920
- Author: Wolfgang Klein (editor), Ernst Müller (editor)
- Language: German
- Year: 2002
- Author: Bernhard J. Dotzler (editor), Ernst Müller (editor)
- Language: German
- Year: 1995
- Author: Andreas Arndt (editor), Ernst Müller (editor)
- Language: German
- Year: 2004