参考文献
Sigalov, A. B.; Rybakova, L. F.; Beletskaya, I. P.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1983 , vol. 32, p. 1543
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1983 , # 7 p. 1692 - 1693