Corona, the butterfly that flapped its wings. International Review of Philanthropy & Social Investment, [S. l.], v. 1, n. 1, p. 87–88, 2020. DOI: 10.47019/IRPSI.2020/v1n1a7. Disponível em: https://irpsi.com/index.php/site/article/view/35. Acesso em: 17 jul. 2026.