Ortega, René. «Robson, Martin Britain, Portugal and South America in the Napoleonic Wars. Alliances and Diplomacy in Economic Maritime Conflict. London, I.B. Tauris, 2011. (336 p.) ISBN: 978184885 196 2». Estudios Avanzados, no. 18 (janeiro 22, 2013): 211–213. Acedido agosto 19, 2026. https://journals.usach.cl/ojs/index.php/ideas/article/view/1089.