1. L. M. Gindin, Ekstraktsionnye protsessy i ikh primenenie [Extraction Processes and Their Applications], Nauka, Moscow, 1984, 144 pp. (in Russian).
2. M. A. Meretukov, A. M. Orlov, Metallurgiya blagorodnykh metallov (zarubezhnyi opyt) [Metallurgy of Noble Metals (Foreign Experience)], Metallurgiya, Moscow, 1990, 416 pp. (in Russian).
3. Blagorodnye metally: khimiya i analiz [Noble Metals: Chemistry and Analysis], A Collection of Research Work, Eds V. G. Torgov, F. A. Kuznetsov, Institute of Inorganic Chemistry, Siberian Branch of the Russian Academy of Sciences, Novosibirsk, 1989, 183 pp. (in Russian).
4. I. G. Yudelevich, L. M. Buyanova, I. R. Shelpakova, Khimiko-spektralńyi analiz veshchestv vysokoi chistoty [Chemical and Spectroscopic Analysis of High-Purity Compounds], Nauka, Novosibirsk, 1980, 222 pp. (in Russian).
5. V. G. Torgov, V. V. Tatarchuk, I. A. Druzhinina, T. M. Korda, E. V. Renard, At. Energ., 2000, 88, 358 [Atomic Energy (Engl. Transl.), 2008, 88, 373].