1. Koltunov, V.S., Marchenko, V.I., Nikiforov, A.S., et al., At. Energ., 1986, vol. 60, no. 1, pp. 35–41.
2. Melent’ev, A.B., Mashkin, A.N., Tugarina, O.V., et al., Radiokhimiya, 2011, vol. 53, no. 2, pp. 150–154.
3. German, K.E., Mashkin, A.N., Melentyev, A.B., and Tananaev, I.G., Abstracts of Papers, 6th Int. Symp. on Technetium and Rhenium-Science and Utilization (IST-2008), Port Elizabeth (South Africa), 2008, p. 49.
4. Mashkin, A.N. and Zilberman, B.Ya., Radiokhimiya, 1991, vol. 33, no. 2, pp. 43–51.
5. Howard, O. and Weber, C.W., Anal. Chem., 1962, vol. 34, no. 4, pp. 530–533.