1. (a) S.G. Davies, Organotransition Metal Chemistry Applications to Organic Synthesis, vol. 2, Pergamon, Oxford, 1982, p. 32 and references therein. (b) G.W. Parshall, S.D. Ittel, Homogeneous Catalysis, 2nd ed., Wiley, New York, 1992, Ch. 8. (c) K.P.C. Vollhardt, Acc. Chem. Res. 10 (1977) 1. (d) B. Cornils, W.A. Herrmann (Eds.), Applied Homogeneous Catalysis with Organometallic Compounds, vol. 1, 2, VCH, New York, 1996.
2. (a) J.L. Templeton, in: F.G.A. Stone, R. West (Eds.), Advances in Organometallic Chemistry, vol. 29, Academic Press, New York, 1989, p. 1. (b) C.M. Lukehart, Fundamental Transition Metal Organometallic Chemistry, Brools/Cole Publishing Company, Monterey, CA, 1985. (c) D.M. Hoffmann, R. Hoffmann, C.R. Fisel, J. Am. Chem. Soc. 104 (1982) 3858. (d) S.D. Jensen, B.H. Robinson, J. Simpson, Organometallics 5 (1986) 1690. (e) M. Gruselle, M.A. Kondratenko, H. El Amouri, J. Vaissermann, Organometallics 14 (1995) 5242. (f) T.M. Wido, G.H. Young, A. Wojcicki, Organometallics 7 (1988) 452. (g) W. Beck, Polyhedron 7 (1988) 2253. (h) W. Beck, H.-J. Müller, U. Nagel, Angew. Chem. Int. Ed. Engl. 25 (1986) 734. (i) H.-J. Müller, K. Polborn, M. Steimann, W. Beck, Chem. Ber. 122 (1989) 1901. (j) F.-E. Hong, C.-K. Hung, C.-C. Lin, J. Chin. Chem. Soc. 44 (1977) 43.
3. (a) R.S. Dickson, Adv. Organomet. Chem. 12 (1974) 323. (b) R.S. Dickson, G.R. Tailby, Aust. J. Chem. 23 (1971) 229. (c) U. Krüerke, W. Hübel, Chem. Ber. 94 (1961) 2829.
4. (a) S.D. Chappell, D.J. Cole-Hamilton, Polyhedron 1 (1982) 739. (b) D.L. Thorn, R. Hoffmann, Nouv. J. Chim. 3 (1979) 39.
5. (a) R.D.W. Kemmitt, D.R. Russell, in: G. Wilkinson, F.G.A. Stone, E.W. Abel (Eds.), Comprehensive Organometallic Chemistry, vol. 5, Pergamon, Oxford, 1982. (b) M.J. Chetcuti, in: E.W. Abel, F.G.A. Stone, G. Wilkinson (Eds.), Comprehensive Organometallic Chemistry II, vol. 10, Elsevier, New York, 1995, p. 44. (c) M.J. Chetcuti, P.E. Fanwick, J.C. Gordon, Inorg. Chem. 30 (1991) 4710.