SARDOR ABDULLAYEV. Theoretical Foundations for Assessing the Effectiveness of Managerial Activities of Managerial Staff. International Journal Of Management And Economics Fundamental, [S. l.], v. 5, n. 05, p. 73–80, 2025. DOI: 10.37547/ijmef/Volume05Issue05-15. Disponível em: https://theusajournals.com/index.php/ijmef/article/view/5867. Acesso em: 3 jul. 2025.