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Procedia Environmental Sciences > 2010 > 2 > Complete > 1206-1212
Journal of Environmental Management > 2008 > 88 > 4 > 1249-1261
China Population, Resources and Environment > 2007 > 17 > 2 > 1-7
Procedia Environmental Sciences > 2010 > 2 > Complete > 1206-1212
Journal of Environmental Management > 2008 > 88 > 4 > 1249-1261
China Population, Resources and Environment > 2007 > 17 > 2 > 1-7