Durán Casas V. Immanuel Kant, Alexander von Humboldt and the Tequendama Fall. Two Prussians linked by Geography. Humboldt im Netz [Internet]. 4 maggio 2018 [citato 31 maggio 2026];19(36):35-46. Disponibile su: https://hin-online.de/index.php/hin/article/view/257