Kulinkovich, O. G.; Tishchenko, I. G.; Sorokin, V. L.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, # 8 p. 1519 - 1525
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 8 p. 1663 - 1670