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Radiochemistry of Iridium

http://library.lanl.gov/cgi-bin/getfile?rc000027.pdf

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Wikipedia: Iridium

http://en.wikipedia.org/wiki/Iridium

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Lenntech: Iridium

http://www.lenntech.com/Periodic-chart-elements/Ir-en.htm

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EnvironmentalChemistry.com: Iridium

http://environmentalchemistry.com/yogi/periodic/Ir.html

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It's Elemental: Iridium

http://education.jlab.org/itselemental/ele077.html

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