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2. Alexander Eben 2012 Proof of Heaven: A Neurosurgeon's Journey into the Afterlife. New York: Simon and Schuster.
3. Bader Christopher D., Carlson Mencken, F. Baker Joseph D. 2010 Paranormal America: Ghost Encounters, UFO Sightings, Bigfoot Hunts, and Other Curiosities in Religion and Culture. New York: New York University Press.
4. “A ‘Little Death’: The Near-Death Experience and Tibetan Delogs.”;Bailey;Journal of Near-Death Studies,2001
5. Barlev Michael, Kinsella, Michael Ann, Taves Tamsin, German Paloutzian Raymond 2015“Meaning Making in a New Age Spirituality Group: Pattern Detection Predicts Anomalous Experiences and Paranormal Interpretations.” Paper presented at the Spirituality Pre-conference Workshop, Society for Personality and Social Psychology Annual Meeting, Long Beach, CA, February 29, 2015.