Aldridge, D., & Fachner, J. (2006). Music and altered states: Consciousness, transcendence, therapy and addiction. London: J. Kingsley.

Becker, J. (2004). Deep listeners: Music, emotion, and trancing. Bloomington: Indiana University Press.

Lindenberger, Ulman, Shu-Chen Li, Walter Gruber, and Viktor Müller. “Brains Swinging in Concert: Cortical Phase Synchronization While Playing Guitar.” BMC Neuroscience 10, no. 1 (2009): 22.

Ng, Beng-Yeong. “Psychiatric Aspects of Self-induced Epileptic Seizures.” Aust NZ J Psychiatry Australian and New Zealand Journal of Psychiatry 36, no. 4 (2002): 534-43.

Oster, Gerald. “Auditory Beats in the Brain.” Scientific American 229, no. 4 (1973): 94-102.

Thut, Gregor, Philippe G. Schyns, and Joachim Gross. “Entrainment of Perceptually Relevant Brain Oscillations by Non-Invasive Rhythmic Stimulation of the Human Brain.” Frontiers in Psychology 2 (July 20, 2011): 170.

Vickhoff, Björn, Helge Malmgren, Rickard Åström, Gunnar Nyberg, Seth-Reino Ekström, Mathias Engwall, Johan Snygg, Michael Nilsson, and Rebecka Jörnsten. “Music Structure Determines Heart Rate Variability of Singers.” Frontiers in Psychology 4 (July 9, 2013): 334.