1. Cotton, F.A. and Wilkinson, G., Advanced Inorganic Chemistry: A Comprehensive Text, New York: Wiley, 1962; Moscow: Mir, 1969.
2. Kozin, L.F. and Volkov, S.V., Khimiya i tekhnologiya vysokochistykh metallov i metalloidov (Chemistry and Technology of Highly Pure Metals and Metalloids), Kyiv: Naukova Dumka, 2002, vol. 1.
3. Wydler, P., Chimia, 2005, vol. 59, no. 12, pp. 970–977.
4. Beznosov, A.V., Pinaev, S.S., and Murav’ev, E.V., At. Energy, 2005, vol. 98, no. 2, pp. 103–109.
5. Cui, J. and Xu, X.B., Mater. Lett., 2005, vol. 59, no. 26, pp. 3205–3208.