1. N. M. Sinev, Economics of Nuclear Power Engineering (Energoatomizdat, Moscow, 1987) [in Russian].
2. A. M. Rozen, Theory of Isotope Separation in Columns (Atomizdat, Moscow, 1960) [in Russian].
3. M. Benedict and T. Pigford, Nuclear Chemical Engineering (McGraw-Hill, New York, 1981; Khimiya, Moscow, 1960).
4. G. A. Sulaberidze and V. D. Borisevich, At. Energy 114, 412 (2013).
5. P. G. Kuznetsov, V. A. Sokolov, and I. P. Sedin, Separation and Analysis of Hydrocarbon Gases (Akad. Nauk SSSR, Moscow, 1963), p. 114 [in Russian].