ANVAROVA, L. . ROLE AND IMPORTANCE OF LABOR EFFICIENCY IN PRODUCTION. International Bulletin of Engineering and Technology, [S. l.], v. 3, n. 5, p. 191–193, 2023. Disponível em: https://internationalbulletins.com/intjour/index.php/ibet/article/view/692. Acesso em: 14 oct. 2026.