Securities portfolio formation for a private investor. Economic Environment, [S. l.], v. 10, n. 3, p. 40–52, 2021. DOI: 10.36683/2306-1758/2021-3-37/40-52. Disponível em: https://econenv.owebs.ru/article/view/3708. Acesso em: 28 sep. 2026.