Andress, Reinhard. «Eduard Dorsch and His Unpublished Poem on the Occasion of Humboldt’s 100th Birthday». HiN – Alejandro de Humboldt en la Red. Revista internacional de estudios humboldtianos 19, no. 36 (mayo 4, 2018): 17–34. Accedido mayo 30, 2026. https://hin-online.de/index.php/hin/article/view/261.