Del Valle Gálvez, Alejandro. «Ad Portas Europae. Singularity of Migrations in the Strait of Gibraltar Area. Southern External Borders, European Narratives and Values». PEACE & SECURITY-PAIX ET SÉCURITÉ INTERNATIONALES (EuroMediterranean Journal of International Law and International Relations), no. 11 (septiembre 13, 2023). Accedido marzo 14, 2026. https://revistas.uca.es/index.php/paetsei/article/view/10502.