FELDMAN, M.A. THE UNITY AND STRUGGLE OF OPPOSITES, OR THE DEBATE IN THE SOVIET PARTY-STATE ELITE IN APRIL 1928. Management Issues, [S. l.], v. 34, n. 4, p. 23–34, 2018. DOI: 10.22394/2304-3369-2018-4-23-34. Disponível em: https://voprosy-upravleniya.owebs.ru/article/view/24610. Acesso em: 9 nov. 2026.