- Author: Klaus Fichter Thomas Loew Eberhard Seidel (auth.)
- Language: German
- Year: 1997
- Author: Prof. Dr. Paul de Backer (auth.)
- Language: German
- Year: 1996
- Author: Professor Dr. Hans-Dietrich Haasis (auth.)
- Language: German
- Year: 1996
- Author: Dipl.-Ing. Rolf Staal Dr. Veit Buch (auth.)
- Language: German
- Year: 1996
- Author: Dr. Andreas Pfnür (auth.)
- Language: German
- Year: 1996
- Author: Klaus Söhngen (auth.)
- Language: German
- Year: 1995