THEORETICAL BASIS AND PRACTICAL DIRECTIONS OF OPTIMIZATION OF FINANCIAL INSTRUMENTS AND INVESTMENT SOURCES IN FREE ECONOMIC ZONES. American Journal of Business Management, Economics and Banking, [S. l.], v. 39, p. 1–8, 2025. Disponível em: https://mail.americanjournal.org/index.php/ajbmeb/article/view/1465. Acesso em: 2 jul. 2026.