1. Ivin, K.J. and Mol, J.C. (1997) Olefin Metathesis and Metathesis Polymerization, Academic Press, San Diego, London.
2. Fischer E.O. and Wagner, R. (1976) J. Organomet. Chem. 116, C21.
3. Weiss, K. (1986) Angew. Chem. 98, 350; (1986) Angew. Chem. Int. Ed. Engl. 25, 359.
4. Weiss, K., Loeßel, G. (1989) Angew. Chem. 101, 75; (1989) Angew. Chem. Int. Ed. Engl. 28, 275.
5. Thuering, M. (2000) Thesis, University of Bayreuth.