Las Primeras tarjetas postales de Ibarra, Ecuador: 1906-1914. Revista Ecos de la Academia, [S. l.], v. 3, n. 05, p. 40–59, 2019. Disponível em: //ojs.devsoftec.com/index.php/ecosacademia/article/view/102. Acesso em: 2 abr. 2026.