参考书目
Czaja, Olaf. 2013. Medieval Rule in Tibet: The Rlangs Clan and the Political and Religious History of the Ruling House of Phag mo gru pa. Vienna: Verlag der Österreichischen Akademie der Wissenschaften, p. 94, 98.
Petech, Luciano. 1990. Central Tibet and the Mongols: The Yuan - Sa-skya Period of Tibetan History. Istituto Italiano per il Medio ed Estremo Oriente, Rome, p. 89, 135.
Sperling, Elliot. 1987. "Some Notes on the Early 'Bri-gung-pa Sgom-pa." Journal of the Tibet Society, pp. 33-56.
Sperling, Elliot. 1990. "Hülegü and Tibet."Acta Orientalia Hungaricae, vol. 44, no. 1-2, pp. 145-157.