- Author: Winkelmann Rainer, Zimmermann Klaus F.
- Language: English
- Year: 2005
- Author: Straubhaar Thomas, Winkelmann Rainer
- Language: English
- Year: 2004
- Author: Snower Dennis J., Winkelmann Rainer, Zimmermann Klaus F.
- Language: English
- Year: 2006
- Author: Franz Wolfgang, Winkelmann Rainer, Zimmermann Klaus F.
- Language: English
- Year: 2007