KHITRIN, K.L. Revisiting modernization specificity of supplementary vocational education programs of state civil servants. Management Issues, [S. l.], v. 16, n. 4, p. 218–223, 2015. Disponível em: https://voprosy-upravleniya.owebs.ru/article/view/24152. Acesso em: 9 nov. 2026.