1. K. G. Orrell, in: Mechanisms Of Inorganic and Organometallic Reactions (M. V. Twigg, ed), Vol. 7, Chapter 13, Plenum Press, New York (1991).
2. C. L. Perrin and T. J. Dwyer, Chem. Rev., 90, 935 (1990).
3. K. G. Orrell, V. gik, and D. Stephenson, Prog. NMR Spectrosc., 22, 141 (1990).
4. H. Fischer, S. Zeuner, U. Gerbing, J. Riede, and C. G. Cornelius, J. Organomet. Chem., 377, 105 (1989).
5. C. Jablonski, G. Bellachioma, G. Cardaci, and G. Reichenbach, J. Am. Chem. Soc., 112, 1632 (1990).