Dissociation and fission of small sodium and strontium clusters A. Lyalin, O. I. Obolensky, A. V. Solov'yov and W. Greiner Eur. Phys. J. D, 34 1-3 (2005) 93-96 Published online: 13 July 2005 DOI: 10.1140/epjd/e2005-00126-5