W. M. Hong, A. V. Lorca, and E. Medina Moral, “Southern Mediterranean development through trade, Foreign Direct Investment and migration”, Pap. Eur., vol. 21, pp. 3–18, Jan. 2010, Accessed: Jul. 10, 2026. Available: https://revistas.ucm.es/index.php/PADE/article/view/PADE1010220003A