1. Moszkowski, S.A., Phys. Rev., 1953, vol. 89, p. 474; Moszkowski, S.A., Alpha, Beta and Gamma-Ray Spectroscopy, Siegbahn, K., Ed., Amsterdam: North-Holland, 1966; Moscow: Fizmatgiz, 1969, chap. 15.
2. National Nuclear Data Centre. http://www.nndc.bnl.gov
3. Firestone, R.B., Tables of Isotopes, New York: John Wiley and Sons, 1998.
4. Gasior, M., et al., Acta Phys. Pol. B, 1972, vol. 3, p. 153.
5. Genevey, J., et al., Eur. J. Phys. A, 2000, vol. 9, p. 191.