1. Ermolavev, V.L., Usp. Khim., 2001, vol. 70, no. 6, p. 539.
2. Steen, H.B., J. Chem. Phys., 1974, vol. 61, no. 10, p. 3997.
3. Steen, H.B., Bowman, M.K., and Kevan, L., J. Phys. Chem., 1976, vol. 80, no. 5, p. 482.
4. Kazakov, V.P., Ostakhov, S.S., Alyab’ev, A.S., et al., Khim. Vys. Energ., 2005, vol. 39, no. 3, p. 239.
5. Kazakov, V.P., Ostakhov, S.S., Osina, I.O., et al., Radiokhimiya, 2006, vol. 48, no. 5, p. 399–402.