1. Nolte, E., Korschinek, G., Heim, U.: Z. Phys. A ? Atoms and Nuclei298, 191 (1980)
2. Gloeckner, D.H., Serduke, F.J.D.: Nucl. Phys. A220, 477 (1974)
3. Lederer, C.M., Shirley, V.S.: Tables of Isotopes. 7th edn. New York: John Wiley and Sons 1978
4. Akkermans, J.N.L., Allaart, K.: (to be published)
5. Lawson, R.D.: Theory of the nuclear shell model. Oxford: Oxford University Press 1980