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| The Pearl River Delta Urban System Plan: An AnalysisProceeding/Conference:Geography Workshop Hong Kong and Guandong: Coordinating Environment, Infrastructure, and Resources Development, organized by Department of Geography, The Chinese University of Hong Kong, October 12, 1997 | | 1997 |
| | | 1997 |
| | | 2010 |
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| | | 1997 |
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| | | 1999 |