- Author: Shaviro Steven
- Language: English
- Year: 2010
- Author: Shaviro Steven
- Language: English
- Year: 2010
- Author: Rheingold Howard
- Language: English
- Year: 2009
- Author: Jessica Fridrich
- Language: English
- Year: 2010
- Author: Henning Peter A
- Language: German
- Year: 2007