Esipenko, A. A.; Fetyukhin, V. N.; Kramarenko, F. G.; Chernega, A. N.; Samarai, L. I.; Pirozhenko, V. V.
Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 6.2 p. 1101 - 1108
Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 6 p. 1262 - 1270