参考文献

Chepik, S. D.; Belen'kii, G. G.; German, L. S. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1991 , vol. 40, # 8.2 p. 1712 - 1714 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1991 , # 8 p. 1926 - 1928