William Samolin (1964). East Turkistan to the Twelfth Century. The Hague: Mouton & Co. p. 9. https://archive.org/details/eastturkistantot0000unse/. "The general boundaries of East Turkistan are the Altai range on the northeast, Mongolia on the east, the Kansu corridor or the Su-lo-ho basin on the southeast, the K'un-lun system on the south, the Sarygol and Muztay-ata on the west, the main range of the T'ien-shan system on the north to the approximate longitude of Aqsu (80 deg. E), then generally northeast to the Altai system which the boundary joins in the vicinity of the Khrebët Nalinsk and Khrebët Sailjuginsk."
Roberts, Sean R. (2018-03-22). “The biopolitics of China's "war on terror" and the exclusion of the Uyghurs”. Critical Asian Studies50 (2): 232–258. doi:10.1080/14672715.2018.1454111. ISSN1467-2715.
“EXCAVATIONS iv. In Chinese Turkestan”. Encyclopædia Iranica. 24 September 2020閲覧。 “In contemporary geographic terminology, Chinese Turkestan refers to Xinjiang (Sinkiang), the Uighur Autonomous Region of the People’s Republic of China.”
Roberts, Sean R. (2018-03-22). “The biopolitics of China's "war on terror" and the exclusion of the Uyghurs”. Critical Asian Studies50 (2): 232–258. doi:10.1080/14672715.2018.1454111. ISSN1467-2715.