Invisible web
The invisible web (or the "deep web" or "the hidden web") is the portion of the Web not accessible through Web search engines.
Literature:
Bergman, M. K.
(2000). The deep Web: Surfacing hidden value.
http://128
Ford, N. & Mansourian, Y. (2006). The invisible web: an empirical study of “cognitive invisibility”. Journal of Documentation, 62(5), 584 - 596.
Wikipedia. The free encyclopedia. (2006). Deep web. http://en.wikipedia.org/wiki/Deep_web
See also: Internet
Birger Hjørland
Last edited: 24-11-2006