1. Allen, N.J. 2005. Thomas McEvilly: The Missing Dimensions. International Journal of Hindu Studies 9 (1–3): 59–75.
2. Ánandamúrti, S.S. 1994. Discourses on Tantra, vol. 2. Calcutta: Ananda Marga Publications.
3. Ánandamúrti, S.S. 2010. Yoga Sádhaná. Kolkata: Ananda Marga Publications.
4. Bjonnes, R. 2011. The Dawn of Enlightenment. In Eternal Dance of Macrocosm: An Encyclopaedia of Matter, Mind and Consciousness, vol. 2. Belconnen, ACT, Australia: Proutist Universal.
5. Bronkhorst, J., C. Key Chapple, L. Patton, G. Samuel, S. Ray Sarbacker, and V. Wallace. 2011. Contextualizing the History of Yoga in Geoffrey Samuel’s The Origins of Yoga and Tantra: A Review Symposium. International Journal of Hindu Studies 15 (3): 303–357.