Peresada, V. P.; Medvedev, O. S.; Likhosherstov, A. M.; Skoldinov, A. P.
Pharmaceutical Chemistry Journal, 1987 , vol. 21, # 9 p. 619 - 624
Khimiko-Farmatsevticheskii Zhurnal, 1987 , vol. 21, # 9 p. 1054 - 1059