- Author: Wittenburg Georg, Schiller Jochen H
- Language: English
- Year: 2012
- Author: Wittenburg Georg, Schiller Jochen H
- Language: English
- Year: 2012
- Author: Kopparapu Chandra
- Language: English
- Year: 2002
- Author: Barreiros Miguel, Lundqvist Peter
- Language: English
- Year: 2011
- Author: Barth Wolfgang
- Language: English
- Year: 2008
- Author: Barth Wolfgang
- Language: English
- Year: 2008
- Author: Barth Wolfgang
- Language: English
- Year: 2008
- Author: Hardy William C
- Language: English
- Year: 2003
- Author: Walter Z. Laqueur
- Language: English
- Year: 1956