Kurmangalieva, R. G.; Poplavskaya, I. A.; Abdullin, K. A.; Blekhman, I. M.
Pharmaceutical Chemistry Journal, 1989 , vol. 23, # 10 p. 843 - 846
Khimiko-Farmatsevticheskii Zhurnal, 1989 , vol. 23, # 10 p. 1229 - 1232