参考文献
Surkova, A. A.; Lozanova, A. V.; Dragan, V. A.; Gur'yan, V. A.; Moiseenkov, A. M.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1991 , vol. 40, # 4.1 p. 760 - 762
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1991 , # 4 p. 862 - 865