1. Adams, J.E. Jr, Hamilton, J.F. Jr, 1997. Adaptive color plane interpolation in single color electronic camera. United States Patent 5,652,621, US Patent and Trademark Office, Washington, DC.
2. Bayer, B.E. 1976. Color imaging array. United States Patent 3,971,065, US Patent and Trademark Office, Washington, DC.
3. Compass Informatics, 1999. Remote Sensing Services.http://www.compass.ie/rs/main.html (accessed April 3, 2000).
4. Computer Imageworks, 1997. Digital Cameras.http://www.computerimageworks.com/cameras.htm (accessed April 3, 2000).
5. Du Pont de Nemours, E.I. et al., 1999. ImageMagick-Image Processing and Display Package.http://www.wizards.dupont.com/cristy/www/tools.html (accessed April 3, 2000).