དཔྱད་གཞིའི་ཡིག་ཆ་ཁག།
Cuevas, Bryan J. 2008. Travels in the Netherworld: Buddhist Popular Narratives of Death and the Afterlife in Tibet. New York: Oxford University Press.
Epstein, Lawrence. 1982. "On the History and Psychology of the 'Das-Log." The Tibet Journal. Winter, vol. 7, no. 4, pp. 20–85.
Schaeffer, Kurtis R. 2004. Himalayan Hermitess: The Life of a Tibetan Buddhist Nun. New York: Oxford University Press.
Thondup, Tulku. 2007. Peaceful Death, Joyful Rebirth a Tibetan Buddhist Guidebook. Boston, Mass.: Shambhala.