1. Martynov, B.V., Spravochnik po ekstraktsii, tom 3: Ekstraktsiya organicheskimi kislotami i ikh solyami (Extraction Handbook: Vol. 3. Extraction by Organic Acids and Their Salts), Rozen, A.M., Ed., Moscow: Atomizdat, 1978, vol. 3.
2. Pikaev, A.K., Usp. Khim., 1960, vol. 24, no. 4, p. 513.
3. Nikiforov, N.N., et al., Khim. Vys. Energ., 1973, vol. 9, no. 3, p. 232.
4. Pikaev, A.K., Sovremennaya radiatsionnaya khimiya: Radioliz gazov i zhidkostei (Modern Radiation Chemistry: Radiolysis of Gases and Liquids), Moscow: Nauka, 1986.
5. Singer, K. and Vamplew, P.A., J. Chem. Soc., 1957, no. 7, p. 3052.