参考文献

Matevosyan, K. R.; Lokmane, E. Ya.; Freimanis, Ya. F. Russian Journal of Organic Chemistry, 1993 , vol. 29, # 5.2 p. 834 - 839 Zhurnal Organicheskoi Khimii, 1993 , vol. 29, # 5 p. 1012 - 1018