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Creator
- Associates for Middle East Research 20
Topic
- Dams 7
- Groundwater 7
- Water quality 7
- Hydrology 6
- Irrigation 6
- Politics and government 6
- Economics 5
- Agriculture 4
- Bureaucracy 4
- Water-power 4
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Rights
- In Copyright 20
Decade
- 1980-1989 20