Taganliev, A.; Rol'nik, L. Z.; Pastushenko, E. V.; Zlot-skii, S. S.; Rakhmankulov, D. L. Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, # 10 p. 2018 - 2021 Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 10 p. 2206 - 2209