参考文献

Magedov, I.V.; Usorov, M.I.; Smushkevich, Yu.I. Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 2 p. 239 - 240 Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 2 p. 282 - 284