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Jingling, L, Liya, S, Christensen, P, Yun, L, Jing, Z, Yi, Y & Ying, C Q 2012, Analysis and comparison of water resources management and policy in Baiyangdian watershed . in L Jingling, Y Zhifeng, S Liya, C Qiuying & P Christensen (eds), The spatial-temporal variation and ecological risk of water environment in Baiyangdian wetlands, China . China Environmental Science Press, pp. 83-110 . < http://www.coboyu.com/List.asp?n=3012 >