Prostakov, N. S.; Shalimov, V. P.; Montenegro Cordova Galo, B.; Leonova, N. I.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1983 , vol. 19, # 11 p. 1213 - 1216
Khimiya Geterotsiklicheskikh Soedinenii, 1983 , # 11 p. 1527 - 1530

Prostakov, N. S.; Shalimov, V. P.; Cordova, Halo Montenegro; Leonova, N. I.
Pharmaceutical Chemistry Journal, 1984 , vol. 18, # 11 p. 773 - 775
Khimiko-Farmatsevticheskii Zhurnal, 1984 , vol. 18, # 11 p. 1333 - 1335