The top documents tagged [21st century]
Climate Change 2013 : The Physical Science Basis
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Twitter and Microblogging for Public Health
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Proposed Rule Text from DHS on H4 Visa
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Zambezi 2014 Trend Forecast
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Branko Milanović Mpra paper 52384
621 views
Benefits of Open Government Data (Expanded)
6.461 views
Government, Economy & Revolution 2.0
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