Brunnhölzl, Karl (2009): Introduction. In: Rangjung Dorje: Luminous Heart, The Third Karmapa on Consciousness, Wisdom, and Buddha Nature. Translated and introduced by Karl Brunnhölzl.- Ithaka, Snow Lion 2009. S. 10ff
Brunnhölzl, Karl (2009): Introduction. In: Rangjung Dorje: Luminous Heart, The Third Karmapa on Consciousness, Wisdom, and Buddha Nature. Translated and introduced by Karl Brunnhölzl.- Ithaka, Snow Lion 2009. S. 10ff