Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 36, # 11 p. 2378 - 2380
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 11 p. 2560 - 2563

Bochkov, A. F.; Kalganov, B. E.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 11 p. 2378 - 2380
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 11 p. 2560 - 2563