LÓPEZ-FUENTES, Daniel. Retrospective and prospective analysis of the impact of the COVID-19 pandemic on El Salvador’s national security and development. Panorama UNAB, [S. l.], v. 6, n. julio-diciembre, p. 1–7, 2023. Disponível em: https://www.camjol.info/index.php/panoramaunab/article/view/20222. Acesso em: 6 dec. 2025.