00642naa#a2200157#i#450# EN\\bibl\19882 20260610080103.3 20260609b2026####ek#y0engy0150####ca RU «THE AMERICAN CASE» AS A SOURCE ON THE HISTORY OF THE SOCIAL-DEMOCRATIC MOVEMENT IN THE VORONEZH GOVERNORATE Conference article/thesis Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2026 6 с. Conference article/thesis local Краеведение. 908 Polyakov-Spichak I. V. bibl.vgltu.ru