Worldwide Use and Impact of the NASA Astrophysics Data System Digital Library

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Summary

The concept of utility time is introduced to measure the impact of the ADS/URANIA and the electronic astronomical library on astronomical research and it is found that in 2002 it amounted to the equivalent of 736 full-time researchers, or $250 million, or the astronomical research done in France.

Type
article
Published
2009-09-25
Cited by
100
References
33
Access
Open access

Keywords

Audience measurement, Per capita, Gross domestic product, Citation, Population

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