Aurel M. 1907. Ancient Khotan: Detailed report of archaeological explorations in Chinese Turkestan, 2 vols. Clarendon Press. Oxford. Stein, Aurel M. 1921. Serindia: Detailed report of explorations in Central Asia and westernmost China, 5 vols. London & Oxford. Clarendon Press. Reprint: Delhi. Motilal Banarsidass. 1980. Yu, Taishan. 2004. A History of the Relationships between the Western and Eastern Han, Wei, Jin, Northern and Southern Dynasties and the Western Regions. Sino-Platonic Papers No. 131 March 2004. Dept. of East Asian Languages and Civilizations, University of Pennsylvania. The History of the Western Han records some information about the kingdom. Either the Old Book of Tang or the New Book of Tang records Xuanzang's information and a little extra. External links Silk Road Seattle – University of Washington (The Silk Road Seattle website contains many useful resources including a number of full-text historical works) Central Asian Buddhist sites Populated places along the Silk Road Populated places in Xinjiang Oases of China Aksu Prefecture National Forest Cities in China County-level divisions of Xinjiang