J. Wackermann, P. Pütz, S. Büchi, I. Strauch, & D. Lehmann:
Brain electrical activity and subjective experience during altered states of consciousness:
Ganzfeld and hypnagogic states.
Int. J. Psychophysiol. 46: 123–146 (2002)
D. Vaitl, N. Birbaumer, J. Gruzelier, G. Jamieson, B. Kotchoubey,
A Kübler, D. Lehmann, W.H.R. Miltner, U. Ott, P. Pütz, G. Sammer,
I. Strauch, U. Strehl, J. Wackermann, & T. Weiss:
Psychobiology of altered states of consciousness.
Psychol. Bull. 131: 98–127 (2005)
P. Pütz, M. Braeunig, & J. Wackermann:
EEG correlates of multimodal-ganzfeld induced hallucinatory imagery.
Int. J. Psychophysiol. 61: 167–178 (2006)
J. Wackermann, P. Pütz, & C. Allefeld:
Ganzfeld-induced hallucinatory experience, its phenomenology and cerebral
electrophysiology.
Cortex 44: 1364–1378 (2008)
C. Allefeld, P. Pütz, K. Kastner, & J. Wackermann:
Flicker-light induced visual phenomena: Frequency dependence and specificity
of whole percepts and percept features.
Conscious. Cogn. 20: 1344–1362 (2011)
V. Miskovic, S. Jay Lynn, J.O. Bagg, J.J. Pouliot, M. Ríos, & J. Wackermann:
Perceptual phenomena in destructured sensory fields:Probing the brain's intrinsic functional architectures.
Neurosci. Biobehav. Rev. 98: 265–286 (2019)