Sangwa Gyachen (Tib. གསང་བ་རྒྱ་ཅན་, Wyl. gsang ba rgya can) 'Bearing the Seal of Secrecy' - visionary teachings of the Great Fifth Dalai Lama, composed of twenty-five sections dealing with distinct visions, including the Tukdrup Yang Nying Kundü.
- Dalai Lama, Mind in Comfort and Ease: The Vision of Enlightenment in the Great Perfection, Boston: Wisdom, 2007
- Samten Karmay, Secret Visions of the Fifth Dalai Lama, Serindia, 1998