21
by Scharnbacher, Kurt
Published 1999
Gabler Verlag

22
by Scharnbacher, Kurt
Published 2002
Gabler Verlag

23
by Holland, Heinrich, Scharnbacher, Kurt
Published 2000
Gabler Verlag

24
by Holland, Heinrich, Scharnbacher, Kurt
Published 2015
Springer Fachmedien Wiesbaden