Sorochinskaya, A. M.; Kovalev, B. G.; Avdeeva, L. A.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, # 2 p. 277 - 283
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 2 p. 316 - 323