Slominskii, Yu. L; Radchenko, I. D.; Popov, S. V.; Tolmachev, A. I. Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, # 10 p. 1854 - 1860 Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 10 p. 2134 - 2142