参考文献

Grinev,G.V. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1972 , vol. 21, p. 598 - 600 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1972 , vol. 21, # 3 p. 635 - 637