Ogoiko, P. I.; Nazaretyan, V. P.; Il'chenko, A. Ya.; Yagupol'skii, L. M.
Journal of Organic Chemistry USSR (English Translation), 1980 , vol. 16, # 7 p. 1200 - 1203
Zhurnal Organicheskoi Khimii, 1980 , vol. 16, # 7 p. 1397 - 1401