Uglova, E. V.; Petrovskii, K. B.; Fadeeva, S. S.; Mikhura, I. V.; Reutov, O. A. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1982 , vol. 31, # 6 p. 1231 - 1234 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1982 , # 6 p. 1382 - 1386