1. R. Hernandez-Molina, A. Mederos, in: McCleverty, T.J. Meyer, Comprehensive Coordination Chemistry, 2nd ed., Elsevier, 2005, Vol. 1, Chapter 19 and references therein.
2. S. Shahzadi, S. Ali, J. Iran. Chem. Soc. 5 (2008) 16
3. A. Tarassoli, T. Sedaghat, in R.P. Irwin, Organometallic Chemistry Research Perspectives, Nova Science Publishers, New York, 2007, Chapter 7
4. X. Song, A. Zapata, G. Eng, J. Organomet. Chem., 691 (2006) 1756
5. M. Nath, S. Pokharia, R. Ydav, Coord. Chem. Rev. 215 (2001) 99.