“Emigração Portuguesa, Olhares Sobre a Ausência: Uma Perspectiva diacrónica = Portuguese Emigration, Looks on the Absence: A Diachronic Perspective”. Polígonos. Revista de Geografía, no. 20 (November 28, 2012): 91–113. Accessed April 29, 2026. https://revpubli.unileon.es/index.php/poligonos/article/view/552.