N-ARYL-N(1,2,5-TRIMETHYLPIPERIDYL-4)-PROPAMIDES AND THEIR ANALGETIC ACTIVITY Article GAIVORONSKAYA L.A., KAPITONENKO T.A., DAS S.K., BURDI N.Z., ZAKS A.S., PROSTAKOV N.S. Khimiko-Farmatsevticheskii Zhurnal. ООО Фолиум. Vol. 18. 1984. P. 1076-1080
CONDENSATION OF AZOMETHINES WITH ACETYLENE DICARBOXYLIC ESTER Article PROSTAKOV N.S., GAIVORONSKAYA L.A., ZAKHAROV V.F., KUZNETSOV V.V., DAS S.K., ALIYEV A.F. Chemistry of Heterocyclic Compounds / KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. Латвийский институт органического синтеза Латвийской академии наук. 1984. P. 366-371