CRC handbook of chemistry and physics : a ready-reference book of chemical and physical data. William M. Haynes, David R. Lide, Thomas J. Bruno (97th ed.). Boca Raton, Florida. 2017. ISBN978-1-4987-5429-3. OCLC957751024.{{cite book}}: CS1 maint: location missing publisher (link) CS1 maint: others (link)
Greenwood, N. N.; Earnshaw, A (1997). Chemistry of the elements (2nd ed.). Boston, Mass.: Butterworth-Heinemann. ISBN0-585-37339-6. OCLC48138330.