QURBONOV , Ilhom. MANAGEMENT OF FOREIGN EXCHANGE AND CONCENTRATION RISKS IN THE OPERATIONS OF COMMERCIAL BANKS. Innovation Science and Technology, Tashkent, Uzbekistan, v. 2, n. 7, p. 26–28, 2026. DOI: 10.5281/zenodo.21288244. Disponível em: https://ist-journal.uz/index.php/IST/article/view/1021. Acesso em: 6 oct. 2026.