Amosova, S. V.; Gostevskaya, V. I.; Gavrilova, G. M.; Afonin, A. V.; Romanenko, L. S.; Potapov, V. A.
Journal of Organic Chemistry USSR (English Translation), 1991 , vol. 27, # 8.1 p. 1416 - 1418
Zhurnal Organicheskoi Khimii, 1991 , vol. 27, # 8 p. 1618 - 1621

Amosova, S. V.; Gostevskaya, V. I.; Gavrileva, G. M.; Afonin, A. V.; Potapov, V. A.
Journal of Organic Chemistry USSR (English Translation), 1990 , vol. 26, # 5.2 p. 974 - 975
Zhurnal Organicheskoi Khimii, 1990 , vol. 26, # 5 p. 1131 - 1132