参考文献

Kaplan, G. M.; Frolov, A. N.; El'tsov, A. V. Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 1.2 p. 177 - 182 Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 1 p. 201 - 206