NORMATOVA, G. Davlat xaridlarini amalga oshirishning nazorat tizimi. Science and Education, [S. l.], v. 4, n. 1, p. 873–878, 2023. Disponível em: https://openscience.uz/index.php/sciedu/article/view/4926. Acesso em: 9 may. 2024.