Collected initiatory texts of the ʼBri-guṅ Dkar-brgyud-pa tradition : with related accounts of the history and design of the various maṇḍalas - Chos-kyi-grags-pa, ʼBri-guṅ Rig-ʼdzin, b. 1595 (D. Tsondu Senghe, 1977)