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D. Vaitl, N. Birbaumer, J. Gruzelier, GA. Jamieson i inni. Psychobiology of altered states of consciousness.. „Psychol Bull”. 131 (1), s. 98-127, Jan 2005. DOI: 10.1037/0033-2909.131.1.98. PMID: 15631555.
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D. Vaitl, N. Birbaumer, J. Gruzelier, GA. Jamieson i inni. Psychobiology of altered states of consciousness.. „Psychol Bull”. 131 (1), s. 98-127, Jan 2005. DOI: 10.1037/0033-2909.131.1.98. PMID: 15631555.