MANTILLA BACA, S.; CONTRERAS, C. Ecuador-Colombia relations in comparative perspective. Comentario Internacional. Journal of the Andean Center of International Studies, [S. l.], n. 11, p. 67–85, 2011. Disponível em: https://revistas.uasb.edu.ec/index.php/comentario/article/view/76. Acesso em: 22 jul. 2024.