... stars[*]
Based on observations collected at the European Southern Observatory, La Silla, Chile and at the Special Astrophysical Observatory, Nizhnij Arkhyz, Russia.
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... NIST[*]
http://physics.nist.gov/PhysRefData/contents.html
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...2000[*]
http://www.astrophysik.uni-kiel.de/d-pubalpha_hol.html
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Copyright ESO 2003