Riggs, Nicole (2000) Like An Illusion: Lives of the Shangpa Kagyu Masters Dharma Cloud Press, Oregon.

 Jamgön Kongtrul Timeless Rapture: Inspired Verses of the Shangpa Masters. Ithica: Snow Lion Publications (2004).

 Kapstein, Matthew “The Shangs-pa bKa’-brgyud: an unknown school of Tibetan Buddhism” in M. Aris and Aung San Suu Kyi (eds.), Studies in Honor of Hugh Richardson Warminster: Aris and Phillips, 1980, pp. 138-44.

 Kapstein, Matthew “The Illusion of Spiritual Progress”, in Robert Buswell, ed., Paths to Liberation, Honolulu: University of Hawaii Press, 1992. pp. 193-224
 2nd Dalai Lama. Tantric Yogas of Sister Niguma, Snow Lion Publications,

 Kalu Rinpoche, “Luminous Mind”, Wisdom Publications

 Jamgön Kongtrul, “Retreat Manual”, Snow Lion Publications

 Jamgön Kongtrul “Autobiography of Jamgön Kongtrul”, Snow Lion Publications