Rdzogs chen sde gsum skor; revelations of a system of Dzogchen practice forming a part of the precepts known as the "Bai ro tsa naʼi sñiṅ thig." - Mchog-gyur-gliṅ-pa, Gter-ston, 1829-1870 (Tibetan Khampa Industrial Society, 1974)