1. I. I. Vol’nov, Chromium, Molybdenum, and Tungsten Peroxo Complexes (Nauka, Moscow, 1989) [in Russian].
2. M. H. Dickman and M. T. Pope, Chem. Rev. 94(3), 569 (1994).
3. V. S. Sergienko, Russ. J. Inorg. Chem. 48(Suppl. 1), 55 (2003).
4. V. S. Sergienko, Kristallografiya 49(3), 467 (2004) [Crystallogr. Rep. 49 (3), 401 (2004)].
5. V. S. Sergienko, Kristallografiya 49(6), 1003 (2004) [Crystallogr. Rep. 49 (6), 907 (2004)].