Title: Bilʹshovyky Ukrainy v period Pershoï Svitovoï viĭny i Li︠u︡tnevoï revoli︠u︡t︠s︡iï, 1914-li︠u︡tniĭ 1917
Subjects: History, Working class, Rossiĭskai︠a︡ sot︠s︡ial-demokraticheskai︠a︡ rabochai︠a︡ partii︠a︡
Places: Ukraine