Metalli del gruppo del platino (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Metalli del gruppo del platino" in Italian language version.

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books.google.com

  • Emsley 2003 J. Emsley, Iridium, in Nature's Building Blocks: An A-Z Guide to the Elements, Oxford, England, UK, Oxford University Press, 2003, pp. 201–204, ISBN 0-19-850340-7.

doi.org

dx.doi.org

oadoi.org

usgs.gov

minerals.usgs.gov

  • (EN) M. W. George, Platinum–Group Metals (PDF), su minerals.usgs.gov, U.S. Geological Survey, Mineral Commodity Summaries, 2007. URL consultato il 16 dicembre 2011.

web.archive.org