Bibliography
Nyoshul Khenpo. 2002A Marvelous Garland of Rare Gems. Richard Barron, trans. Junction City, California: Padma Publication, p. 85.
Dudjom Rinpoche. 2002.The Nyingma School of Tibetan Buddhism. Gyurme Dorje and Matthew Kapstein, trans. Boston: Wisdom, p. 557 ff.
Roerich, George, trans. 1996.The Blue Annals. 2nd ed. Delhi: Motilal Banarsidas, p 192 ff.
Karmay Samten. 1998.The Great Perfection. Leiden: Brill, p. 210.
Zhang ston bkra shis rdo rje. 1985.Rdzogs pa chen po snying thig gi lo rgyus chen mo. InRnying ma bka' ma rgyas pa. Kalimpong: Dupjung Lama. Vol. 45, pp. 503‑675. Biography begins on page 648.