Tolstikov, G. A.; Miftakhov, M. S.; Danilova, N. A.; Shitikova, O. V.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, # 1 p. 74 - 80
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 1 p. 82 - 90