- Author: Volker Kreft Dr. (auth.)
- Language: German
- Year: 2008
- Author: R A Bernd Müller (auth.)
- Language: German
- Year: 2004
- Author: Prof. Dr. iur. Ludwig Gramlich (auth.)
- Language: German
- Year: 2004
- Author: Dr. jur. Volker Kreft (auth.)
- Language: German
- Year: 2002
- Author: Professor Dr. jur. Joachim Gruber D.E.A. (auth.)
- Language: German
- Year: 2003
- Author: Dr. iur. Peter Katko (auth.)
- Language: German
- Year: 2004
- Author: Dr. iur. Peter Katko (auth.)
- Language: German
- Year: 2002
- Author: Ute Teschke-Bährle (auth.)
- Language: German
- Year: 2003
- Author: Ute Teschke-Bährle (auth.)
- Language: German
- Year: 2002
- Author: Professor Dr. Thomas Wieske (auth.)
- Language: German
- Year: 2003