Is the United States losing ground in science? A global perspective on the world science system in 2005

Based on the Science Citation Index - Expanded web-version, the USA is still by far the strongest nation in terms of scientific performance. Its relative decline in percentage share of publications is largely due to the emergence of China and other Asian nations. In terms of citations, the competiti...

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Bibliographic Details
Main Authors: Leydesdorff, Loet, Wagner, Caroline S.
Language:en
Published: 2006
Subjects:
Online Access:http://hdl.handle.net/10150/105853