Carlos, Gaspar. “Três Hipóteses Sobre a Crise Transatlântica: Three Hypotheses on the Transatlantic Crisis”. Perspectivas - Journal of Political Science 1 (May 1, 2005): 37–47. Accessed April 26, 2024. https://www.perspectivasjournal.com/index.php/perspectivas/article/view/413.