J. M. Alcántara González, “A Blue Print for a Worldwide Multimodal Regime”, Cuad. derecho transnac., vol. 3, no. 2, pp. 5–9, Oct. 2011, Accessed: Jul. 21, 2026. [Online]. Available: https://e-revistas.uc3m.es/index.php/CDT/article/view/1322