KORNEEVA, Tatiana. Theoretical and applied aspects of labour efficiency as a social and economic category. Economics Ecology Socium, [S. l.], v. 4, n. 4, p. 47–58, 2020. DOI: 10.31520/2616-7107/2020.4.4-6. Disponível em: https://ees-journal.com/index.php/journal/article/view/154. Acesso em: 6 aug. 2026.