López-Franco, Álvaro, and Juan Francisco Gutiérrez Lozano. “The Recent Spanish Contemporary Historiography on the History of Gibraltar in the 20th Century: A Sistematized Review”. Revista Historia Autónoma, no. 9 (September 28, 2016): 189–205. Accessed October 27, 2025. https://revistas-new.uam.es/historiaautonoma/article/view/6543.