参考文献

Gafurov,R.G. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1971 , vol. 20, # 7 p. 1501 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1971 , vol. 20, # 7 p. 1594