參考文獻:
Lakeev, S. I. Galin, F. Z. Tolstikov, G. A. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1989 , vol. 38, # 1.2 p. 202 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1989 , vol. 38, # 1 p. 213 - 214