LIU, Shenge. The impact of COVID-19 on the new energy sector portfolio in the Chinese market. Finance & Economics, [S. l.], v. 2, n. 4, p. 2022, 2024. DOI: 10.61173/3bg5h571. Disponível em: https://fe.deanfrancis.press/article/view/911. Acesso em: 4 nov. 2026.