2011年统计用区划代码和城乡划分代码:海城区 (in Chinese). National Bureau of Statistics of the People's Republic of China. Archived from the original on 2012-12-08. Retrieved 2013-01-03.
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2011年统计用区划代码和城乡划分代码:海城区 (in Chinese). National Bureau of Statistics of the People's Republic of China. Archived from the original on 2012-12-08. Retrieved 2013-01-03.