1. Weiskrantz L. Blindsight: a case study and implications. Oxford: Oxford University Press; 1986.
2. Baars BJA. Cognitive theory of consciousness. Cambridge, UK: Cambridge University Press; 1988.
3. Crick F, Koch C. Toward a neurobiological theory of consciousness. Semin Neurosci. 1990;2:263–76.
4. Dennett D. Consciousness explained. Boston: Back Bay; 1991.
5. Chalmers D. The conscious mind: in Search of a fundamental theory. Oxford: Oxford University Press; 1996.