Gleizer, D. «Sobre Friedrich E. Schuler, Mexico Between Hitler and Roosevelt. Mexican Foreign Relations in the Age of Lazaro Cardenas, 1934-1940». Historia Mexicana, vol. 51, n.º 2, octubre de 2001, pp. 453-9, https://historiamexicana.colmex.mx/index.php/RHM/article/view/1327.