Bogatz, Andreas
[Contributor];
Gasse, Hans-Joachim
[Contributor];
Hahn, Roland
[Contributor];
Horn, Thomas
[Contributor];
Kirves, Klaus-Dieter
[Contributor];
Kunke, Werner
[Contributor];
Roth, Michael
[Contributor];
Völz, Horst
[Contributor];
Zeidler, Steffen
[Contributor]