== Litteratur ==
* [http://periodic.lanl.gov/elements/18.html Los Alamos National Laboratory – Argon] {{Webarchive|url=https://web.archive.org/web/20060929010956/http://periodic.lanl.gov/elements/18.html |date=29. september 2006 }}
* [http://wwwrcamnl.wr.usgs.gov/isoig/period/ar_iig.html USGS periodisk system – Argon]
* Emsley, J. Nature’s Building Blocks; Oxford University Press: Oxford, NY, 2001; pp 35-39.
* Brown, T.L.; Bursten, B.E.; LeMay, H.E. In Chemistry: The Central Science, 10th ed.; Challice, J.; Draper, P.; Folchetti, N. et al.; Eds.; Pearson Education, Inc.: Upper Saddle River, NJ, 2006; pp 276 and 289.
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