- Author: PD Dr. Matthias Junge Dr. Thomas Kron (auth.)
- Language: German
- Year: 2002
- Author: Thomas Kron (auth.)
- Language: German
- Year: 2010
- Author: Thomas Kron (auth.) Thomas Kron (eds.)
- Language: German
- Year: 2002
- Author: Thomas Kron (auth.) Thomas Kron M.A. (eds.)
- Language: German
- Year: 2000