参考文献

Nefedov,O.M. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1972 , vol. 21, p. 1834 - 1836 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1972 , vol. 21, p. 1885 - 1887