- Author: Wittenberger Walter
- Language: German
- Year: 2005
- Author: Hammer Heinz Florian
- Language: German
- Year: 2005
- Author: Neuhaus Peter, Wittekind Christian
- Language: German
- Year: 2007
- Author: Küppers Volkmar, Lellé Ralph J.
- Language: German
- Year: 2008
- Author: Ton J. Cleophas Aeilko H. Zwinderman (auth.)
- Language: English
- Year: 2010
- Author: R Kh Zeytounian
- Language: English
- Year: 2009
- Author: Martin Beniston
- Language: English
- Year: 2009