CALDAS, Antonio Vinicius Silva; SILVA, Emerson de Sousa; SILVA JUNIOR, Antonio Francisco de Almeida; CRUZ, Ulysses de Brito. The effects of Covid-19 on the performance of the shares of B3´s sectors. Contextus - Contemporary Journal of Economics and Management, [S. l.], v. 19, p. 15–28, 2021. DOI: 10.19094/contextus.2021.60146. Disponível em: http://200.129.40.241/contextus/article/view/60146. Acesso em: 23 feb. 2025.