参考文献

Zanina,A.S. et al. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1977 , vol. 26, p. 1506 - 1507 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1977 , vol. 26, # 7 p. 1636 - 1638