文献:Cherchenko, V. N.; Abubakirov, R. Sh. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1990 , vol. 39, # 5.2 p. 994 - 999 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1990 , # 5 p. 1108 - 1114