དཔྱད་གཞིའི་ཡིག་ཆ་ཁག།
Karl Brunnholzl. 2007. Straight From The Heart: Buddhist Pith Instructions. Ithaca: Snow Lion, pp. 231-233.
Puchung Tsering. 2001. The Early History of the Barom Kagyu School and the Biography of Darma Wangchuk. MA thesis, University of Oslo.
Roerich, George, trans. 1996. The Blue Annals. 2nd ed. Delhi: Motilal Banarsidas, pp. 469-70.
Sperling, Elliot. 2004. “Further Remarks Apropos of the ’Ba’-rom-pa and the Tanguts.” Acta Orientalia Hungarica, vol. 57, no. 1, pp. 1-26.
Tshe dbang rgyal. 1994. Lho rong chos ’byung. Lhasa: Bod ljongs bod yig dpe rnying dpe skrun khang, pp. 207-9.