Robot solves Internet robot problem.
By Byron Spice, Pittsburgh Post-Gazette, October 21, 2001

Computer or Human? New Programs can tell.
By Matt O'Brien, University of Miami Newspaper, November 20, 2001

Can Hard AI Problems Foil Internet Interlopers?
By Sara Robinson, SIAM News, April 2002

Human or Computer? Take This Test.
By Sara Robinson, The New York Times, December 10, 2002

Researchers battle e-mail stealing Web bots with identity checks
By Mike Crissey, The Associated Press, December, 2002

Computer Pioneer Aids Spam Fight
The BBC News, January, 2003

Test: etes-vous une machine?
Science & Vie, May, 2003



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