1. A.I.Meyers and E.D.Mihelich,J.Org.Chem., 1975,40, 3158.
2. G.Schmitt, P.Klein and W.Elbertz,J.Organometall.Chem., 1982,234, 63.
3. N.M.Loim, M.A.Kondratenko, and V.I.Sokolov,Dokl.Akad. Nauk SSSR, 1991,320, 1123 [Dokl.Chem.].
4. N.M.Loim, M.A.Kondratenko, and V.I.Sokolov,Metalloor- gan.Khimiya, 1991,4, 813 [Organomet.Chem.USSR].
5. E.Ghera and S.Shoua,J.Chem.Soc. Chem.Commun., 1972, 639.