PUIG-SAMPER, Miguel Ángel; REBOK, Sandra. Charles Darwin and Alexander von Humboldt: An exchange of looks between two famous naturalists. HiN - Alexander von Humboldt im Netz. Internationale Zeitschrift für Humboldt-Studien, [S. l.], v. 11, n. 21, p. 55–64, 2010. DOI: 10.18443/145. Disponível em: https://www.hin-online.de/index.php/hin/article/view/145. Acesso em: 25 juli. 2024.