Author: Kuĭbyshevskai︠a︡ oblastnai︠a︡ teoreticheskai︠a︡ konferent︠s︡ii︠a︡, posvi︠a︡shchennai︠a︡ 50-letii︠u︡ Velikoĭ Okti︠a︡brʹskoĭ sot︠s︡ialisticheskoĭ revoli︠u︡t︠s︡ii (1967 Kuybyshev, Russia)