N. N. Greenwood, A. Earnshaw, Chemistry of the Elements, 2nd ed., Butterworth-Heinemann, Oxford, UK, 1997.
Handbook of Chemistry and Physics, 71st edition, CRC Press, Ann Arbor, Michigan, 1990.
The Merck Index, 7th edition, Merck & Co, Rahway, New Jersey, USA, 1960.
H. Nechamkin, The Chemistry of the Elements, McGraw-Hill, New York, 1968.
A. F. Wells, 'Structural Inorganic Chemistry, 5th ed., Oxford University Press, Oxford, UK, 1984.
G. Dyker, An Eldorado for Homogeneous Catalysis?, in Organic Synthesis Highlights V, H.-G. Schmaltz, T. Wirth (eds.) , pp 48-55, Wiley-VCH, Weinheim, 2003.
Y. Fukuda, K. Utimoto, J. Org. Chem.56, 3729-3731 (1991).
A. S. K. Hashmi, T. M. Frost, J. W. Bats, J. Am. Chem. Soc.122, 11553-11554 (2000).
