Historical administrative division in Shaanxi, China
Yangzhou or Yang Prefecture (洋州) was a zhou (prefecture) in imperial China, centering on modern Yang County, Shaanxi, China. It existed (intermittently) from the 6th century until 1370. During the short-lived Later Shu (934–965) it was known as Yuan Prefecture (源州).
Geography
The administrative region of Yang Prefecture in the Tang dynasty is under the administration of modern Hanzhong in southwestern Shaanxi. It probably includes parts of modern:
(in Chinese)Toqto'a; et al., eds. (1345). Song Shi(宋史) [History of Song].
Shi Weile, ed. (2005). Zhongguo Lishi Diming Da Cidian (中国历史地名大词典) [Large Dictionary of Chinese Historical Place Names] (in Chinese). China Social Sciences Press. p. 1994. ISBN7-5004-4929-1.