Sorochinskaya, A. M.; Kovalev, B. G.; Avdeeva, L. A.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, # 2 p. 277 - 283
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 2 p. 316 - 323
Kovalev, B. G.; Sorochinskaya, A. M.; Avdeeva, L. A.
Chemistry of Natural Compounds, 1988 , vol. 24, # 1 p. 110 - 112
Khimiya Prirodnykh Soedinenii, 1988 , vol. 24, # 1 p. 123 - 126