VÁZQUEZ, J. Z. Imágenes de Humboldt. Historia Mexicana, [S. l.], v. 10, n. 3, p. 488–491, 1961. Disponível em: https://historiamexicana.colmex.mx/index.php/RHM/article/view/874. Acesso em: 29 abr. 2024.