Ó GRÁDA, C. On plague and Ebola in a time of COVID-19. Investigaciones de Historia Económica, [S. l.], v. 16, n. 4, p. 10–22, 2020. DOI: 10.33231/j.ihe.2020.10.004. Disponível em: https://recyt.fecyt.es/index.php/IHE/article/view/86264. Acesso em: 15 ene. 2025.