Đọc thêm Ngari

  • Bellezza, John Vincent: Zhang Zhung. Foundations of Civilization in Tibet. A Historical and Ethnoarchaeological Study of the Monuments, Rock Art, Texts, and Oral Tradition of the Ancient Tibetan Upland. Denkschriften der phil.-hist. Klasse 368. Beitraege zur Kultur- und Geistesgeschichte Asiens 61, Verlag der Oesterreichischen Akademie der Wissenschaften, Wien 2008.
  • Zeisler, Bettina. (2010). "East of the Moon and West of the Sun? Approaches to a Land with Many Names, North of Ancient India and South of Khotan." In: The Tibet Journal, Special issue. Autumn 2009 vol XXXIV n. 3-Summer 2010 vol XXXV n. 2. "The Earth Ox Papers", edited by Roberto Vitali, pp. 371–463.