Hilgetag C. C. 2004. Learning from switched-off brains. Sci. Amer. 14: 8–9.
192
Roth G. 2004. The quest to find consciousness. Sci. Amer. 14: 32 39.
193
Pauen M. 2004. Does free will arise freely? Sci. Amer. 14: 41–47.
194
Zimmer C. 2003. How the mind reads other minds. Science 300: 1079–1080.
195
Crick F. H. C. and Koch C. The unconscious homunculus. In Neural Correlates of Consciousness-Empirical and Conceptual Questions. Ed. by T. Metzinger. Cambridge: MIT Press, 2000.