Georges B. J. Dreyfus: The Sound of Two Hands Clapping: The Education of a Tibetan Buddhist Monk. Berkeley und Los Angeles 2003, S. 361, Anm. 18 zu S. 118 (Online-Auszug)
StudyBuddhism.com: „Dulnagpa founded at this site, in 1432, Saygyu Monastery (Srad-rgyud Grva-tshang), the Tantric College of Say District. This monastery is also known as Tsang Togyu (gTsang sTod-rgyud), the Tantric College of Tsang, Upper (Central Tibet).“ – vgl. The Princeton Dictionary of Buddhism. 2013
StudyBuddhism.com: „Dulnagpa founded at this site, in 1432, Saygyu Monastery (Srad-rgyud Grva-tshang), the Tantric College of Say District. This monastery is also known as Tsang Togyu (gTsang sTod-rgyud), the Tantric College of Tsang, Upper (Central Tibet).“ – vgl. The Princeton Dictionary of Buddhism. 2013