BUTKO, G.P.; POROTNIKOV, P.A. THE LEVEL OF TRAINING IN COMPETITIVENESS. Management Issues, [S. l.], v. 36, n. 6, p. 162–165, 2018. DOI: 10.22394/2304-3369-2018-6-162-165. Disponível em: https://voprosy-upravleniya.owebs.ru/article/view/24678. Acesso em: 9 nov. 2026.