PENAFIEL CHANG, Luis Eduardo. Transmission of Volatility of COVID-19 to the Share Prices of the Banking and Industrial Sectors of South America, Mexico and the United States. Revista Tecnológica - ESPOL, Guayaqui, EC, v. 33, n. 1, p. 21, 2021. DOI: 10.37815/rte.v33n1.802. Disponível em: https://www.rte.espol.edu.ec/index.php/tecnologica/article/view/802. Acesso em: 27 nov. 2025.