参考文献
Bondarenko, N. A.; Yarkevich, A. N.; Bovin, A. N.; Tsvetkov, E. N.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1991 , vol. 40, # 8.2 p. 1719
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1991 , # 8 p. 1933