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Mayants, A. G.; Vladimirov, V. N.; Razumov, N. M.; Shlyapochnikov, V. A.
Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 11.2 p. 2177 - 2181
Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 11 p. 2450 - 2455