Five Pure Lights
Reference
Mirror of Light: A Commentary on Yuthok's Ati Yoga, Volume One (2016) (Sky Press) (Kindle)
Healing with Form, Energy, and Light: The Five Elements in Tibetan Shamanism, Tantra, and Dzogchen (2002) (Snow Lion) [PDF on file]
Wonders of the Natural Mind: The Essence of Dzogchen in the Native Bon Tradition of Tibet (2002) [PDF on file]