MILEV, Jeko. Bulgarian Universal Pension Funds – Are They a Real Source for Financing the State Budget Deficit. Finance, Accounting and Business Analysis (FABA), [S. l.], v. 1, n. 1, p. 65–72, 2019. Disponível em: https://faba.bg/index.php/faba/article/view/6. Acesso em: 5 nov. 2026.