Fedorova, I. N.; Syubaev, R. D.; Shvedov, V. I.; Alekseeva, L. M>; Shvarts, G. Ya.; Mashkovskii, M. D.
Pharmaceutical Chemistry Journal, 1986 , vol. 20, # 1 p. 23 - 29
Khimiko-Farmatsevticheskii Zhurnal, 1986 , vol. 20, # 1 p. 39 - 45