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Creator
- Yugoslavia 3
- Austria 1
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- Croatia 1
- Czech Socialist Republic (Czechoslovakia) 1
- Hungary 1
- Romania 1
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Topic
- Water quality 3
- Natural resources--Co-management 1
- Navigation 1
- Technical assistance 1
Region
- Serbia 3
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- Macedonia 2
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- Republic of Croatia 2
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Water Basin
- Danube River >> Romania 3
- Danube 3
Institution
- Oregon State University 3