1. Platinum 2005 (Johnson Matthey, London, 2005), p. 2.
2. S. V. Korenev and A. B. Venediktov, et al., Zh. Strukt. Khim. 44(1), 58 (2003).
3. The Synthesis of Complexes of the Platinum-Group Metals, Ed. by I. I. Chernyaeva (Nauka, Moscow, 1964), p. 96 [in Russian].
4. K. Nakamoto, Infrared and Raman Spectra of Inorganic and Coordination Compounds (Wiley, New York, 1997), p. 4.
5. A. B. Venediktov, S. V. Korenev, Yu. V. Shubin, et al., Zh. Neorg. Khim. 48(3), 448 (2003) [Russ. J. Inorg. Chem. 48 (3), 379 (2003)].