VLASOVA, Tatiana. The system approach to estimating the efficiency of the management personnel activity. Marketing & Menedzsment, [S. l.], v. 47, n. 3, p. 53–61, 2019. Disponível em: https://journals-test.lib.pte.hu/index.php/mm/article/view/642. Acesso em: 23 dec. 2024.