Akhmedov, M. A.; Vladimirov, I. I.; Kostikov, R. R.; Kyazimov, Sh. K.; Molchanov, A. P.
Journal of Organic Chemistry USSR (English Translation), 1987 , vol. 23, # 6 p. 1089 - 1092
Zhurnal Organicheskoi Khimii, 1987 , vol. 23, # 6 p. 1205 - 1209