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2. V. L. Blinkin, V.M. Novikov, Liquid-Salt Nuclear Reactors (Atomizdat, Moscow, 1978), 112 p. (in Russian).
3. New possibilities of modern methods for determining gas-forming impurities in metals
4. A. M. Wasserman, L. L. Kunin and Y. N. Surovoy, Determination of Gases in Metals (Nauka, Moscow, 1976), 344 p. (in Russian).
5. A. V. Novoselova and L.R. Batsanova, Analytical Chemistry of Beryllium (Nauka, Moscow, 1966), 225 p. (in Russian).