NAMURADOV, U. Z. Factors and Indicators Affecting The Efficiency of Postal and Courier Services. American Journal of Economics and Business Management, [S. l.], v. 8, n. 7, p. 3363–3370, 2025. DOI: 10.31150/ajebm.v8i7.3816. Disponível em: https://www.globalresearchnetwork.us/index.php/ajebm/article/view/3816. Acesso em: 17 aug. 2025.