VENGESAI, E. COVID-19 Shock and Sectorial Index Response in South Africa: A Cross-sector Analysis. International Journal of Economics and Financial Issues, [S. l.], v. 12, n. 4, p. 123–136, 2022. DOI: 10.32479/ijefi.13266. Disponível em: https://www.econjournals.com/index.php/ijefi/article/view/13266. Acesso em: 6 may. 2024.