A. Grunstein Dickter, «Forging industrial policy, the US, Britain and France in the Railway Age», PyG, vol. 5, n.º 2, pp. 587–589, abr. 1998, Accedido: oct. 13, 2026. Disponible en: http://politicaygobierno.cide.edu/index.php/pyg/article/view/505