参考文献

Sakharkin,L.I.; Zhigareva,G.G. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1962 , p. 1782 - 1783 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1962 , # 10 p. 1871 - 1872