1. “I, Robot”, a collection of short stories originally published between 1940 and 1950;Asimov,1968
2. Stork DG (ed). “HAL's legacy: 2001's computer as dream and reality” edited by David G. Stork, Foreword by Arthur C. Clarke, MIT Press, Cambridge, MA, 1997.
3. Can a machine ever become self-aware?;Buttazzo,2000
4. Artificial consciousness: a technology discipline;Tagliasco,2007
5. Machine consciousness;Holland,2003