Plekhanova, N. G.; Glibin, E. N.; Ginzburg, O. F.
Journal of Organic Chemistry USSR (English Translation), 1987 , vol. 23, # 5 p. 993 - 999
Zhurnal Organicheskoi Khimii, 1987 , vol. 23, # 5 p. 1100 - 1107