Bibliography:

• Brgyud pa'i khyad par gnyis ldan gyi sems bskyed.
  • Drepung Catalog, p. 661.
• Bshes gnyen chen po mus pud pas brtal zhing brtags pa'i lan rnam par nges pa tshangs pa'i rigs sngags.
  • Drepung Catalog, p. 1022.
• Lus dkyil mdzes rgyan.
  • Drepung Catalog, p. 660.
• Snang gsum mdzes par byed pa'i rgyan.
  • Carl Stanley Rogers, The Conceptual Background to a Tibetan Buddhist Meditational Text of the Sa.skya Tradition: Ngor.chen dkon.mchog Lhun.grub's sNang.gsum mDzes.par Byed.pa'i rGyan, doctoral dissertation, University of Lancaster (1993).