Tolong jelaskan mengenai Lihat pula dari Empat Garnisun Anxi

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Xue, Zongzheng (薛宗正). (1992). History of the Turks (突厥史). Beijing: Zhongguo shehui kexue chubanshe. ISBN 978-7-5004-0432-3; OCLC 28622013

Zhang, Guangda (張廣達). (1995). Xiyu shidi conggao chubian (Collected Drafts on the Historical Geography of the Western Regions, Vol. 1) (西域史地叢稿初編). Shanghai: Shanghai guji chubanshe. ISBN 7-5325-1877-9