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The National Geochemical Survey - database and documentation

The USGS, in collaboration with other federal and state government agencies, industry, and academia, is conducting the National Geochemical Survey (NGS) to produce a body of...
- ZIP
- WMS
- WFS
- HTML
NIST Atomic Energy Levels and Spectra Bibliographic Database

References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current references since...
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