David Kahn

Consciousness in waking and dreaming: the roles of neuronal oscillation and neuromodulation in determining similarities and differences.

J. Hobson, E. Pace-Schott, D. Kahn, 1997, Neuroscience.

Dreaming and waking consciousness: a character recognition study

R. Stickgold, J. Hobson, R. Stickgold, 2000, Journal of sleep research.