CORREA-CABRERA, Guadalupe; KONRAD, Victor. North American Borders in Comparative Perspective during COVID Times. Norteamérica, Revista Académica del CISAN-UNAM, [S. l.], v. 17, n. 1, 2021. DOI: 10.22201/cisan.24487228e.2022.1.504. Disponível em: https://www.revistanorteamerica.unam.mx/index.php/nam/article/view/504. Acesso em: 4 jul. 2025.