1. Vol’dman, G.M. and Mironova, E.A., Zh. Neorg. Khim., 1990, vol. 35, no. 4, pp. 888–892.
2. Vol’dman, G.M. and Zelikman, A.N., Zh. Neorg. Khim., 1993, vol. 38, no. 7, pp. 1234–1245.
3. Medkov, M.A., Smol’kov, A.A., Chernyshov, B.N., et al., Zh. Neorg. Khim., 1990, vol. 35, no. 9, pp. 2421–2424.
4. Zaitsev, V.P., Khol’kin, A.I., and Makrovitskaya, N.V., Abstracts of Papers, 13-ya Rossiiskaya konferentsiya po ekstraktsii i simpozium “Ekstraktsiya v gidrometallurgii, radiokhimii, tekhnologii neorganicheskikh i organicheskikh veshchestv, ” Moskva, 19–24 sentybrya 2004 g. (13th Russian Conf. on Extraction and Symp. “Extraction in Hydrometallurgy, Radiochemistry, and Technology of Inorganic and Organic Substances,” Moscow, September 19–24, 2004), part 1, Moscow, 2004, p. 235.
5. Batueva, T.D., Radushev, A.V., Degtev, M.I., and Tuktareva, T.A., II Mezhdunarodnyi forum “Analitika i analitiki”, Voronezh, 19–26 sentyabrya 2008 g. (II Int. Forum “Analytics and Analysts,” Voronezh, September 19–26, 2008), vol. 1, p. 311.