1. D. R. Williams, The Metals of Life (Van Nostrand Reinold, London, 1971; Mir, Moscow, 1975).
2. G. Eichhorn, Inorganic Biochemistry (Elsevier, Amsterdam, 1975; Mir, Moscow, 1978).
3. J. J. R. Frausto da Silva and R. J. P. Willams, The Biological Chemistry of Elements. The Inorganic Chemistry of Life, 2nd ed. (Oxford Univ. Press, 2001), p. 1575.
4. K. B. Yatsimirskii, Introduction to Bioinorganic Chemistry (Naukova Dumka, Kiev, 1976) [in Russian].
5. E. E. Kriss, I. I. Volchenkova, A. S. Grigor’eva, K. B. Yatsimirskii, L. I. Budarin, Metal Complexes in Medicine (Naukova dumaka, Kiev, 1986) [in Russian].