Melik-Ogandzhanyan, R. G.; Khachatryan, V. E.; Gapoyan, A. S.; Okhikyan, V. M.; Papoyan, S. A.
Pharmaceutical Chemistry Journal, 1982 , vol. 16, # 12 p. 888 - 889
Khimiko-Farmatsevticheskii Zhurnal, 1982 , vol. 16, # 12 p. 1468 - 1470