Bdud rtsi sñiṅ po yan lag brgyad pa gsaṅ ba man ṅag gi rgyud las Dum bu bźi pa Phyi ma rgyud kyi gźuṅ daṅ ʼgrel pa mun sel sgron me : a detailed study of the fourth of the Four medical tantras, Phyi ma rgyud - Ṅag-dbaṅ-dkon-mchog-bstan-rgyal (Damcho Sangpo, 1979)