Title:Gibraltar, Controles en la verja y Nuevo diálogo AD HOC: La UE se involucra en la controversia. / Gibraltar, Controls at the gate and New AD HOC dialogue: The EU gets involved in the controversy.
Title:Los refugiados, las fronteras exteriores, y la evolución del concepto de frontera internacional / Refugees, External Borders, and the Evolution of the Concept of International Border