ET. AL., M. S. . PRE AND POST COVID VOLATILITY SPILL-OVER EFFECTS OF BRICS STOCK MARKETS. International Journal of Modern Agriculture, [S. l.], v. 10, n. 2, p. 751 - 770, 2021. Disponível em: http://modern-journals.com/index.php/ijma/article/view/789. Acesso em: 26 apr. 2024.