MINDS, MACHINES AND TURING:
THE INDISTINGUISHABILITY OF INDISTINGUISHABLES
Harnad, S. (2001) Minds, Machines and Turing: The Indistinguishability of Indistinguishables. Journal of Logic Language, and Information (special issue on "Alan Turing and Artificial Intelligence") http://www.wkap.nl/journalhome.htm/0925-8531