Books:

He Zijiang, Wan Qingshan, The spring and autumn in Pingluo Yinchuan: Ningxia People Press, 2005.8

Wan Jian, Compilation of Shizuishan historical data: 1919-1949, Ningxia People Press, 2007. 6

Internet:

http://www.baidu.com

http://www.nx.gov.cn

http://www.nxnews.net

http://www.nx.xinhuanet.com/m

http://www.szsnews.com/