1. See e.g., Jellinek, J., Beck, T.L., Berry, R.S.: J. Chem. Phys.84 2783 (1986); Beck, T.L., Jellinek, J., Berry, R.S.: ibid.87, 545 (1987); Beck, T.L., Berry, R.S.: ibid.88, 3910 (1988); Honeycutt, J.D., Andersen, H.C.: J. Phys. Chem.91, 4950 (1987)
2. Luo, J., Landman, U., Jortner, J.: Physics and Chemistry of Small Clusters. Jena, P., Rao, B.K., Khanna, S.N. (eds.), p. 169. New York: Plenum Press 1987; Jortner, J., Scharf, D., Landman, U.: Elemental and Molecular Clusters. Benedek, G., Martin, T.P., Pacchioni, G. (eds.), p. 148. Berlin, Heidelberg, New York: Springer 1988
3. Blaisten-Barojas, E., Levesque, D.: Phys. Rev.B34 3910 (1986);
4. Feuston, B.P., Kalia, R.K., Vashishta, P.: Phys. Rev.B35 6222 (1987)
5. Marville, L., Andreoni, W.: J. Phys. Chem.91 2645 (1987);