RATHJENS, C. Neue Untersuchungen von Flachformen der Höhe in den Alpen. ERDKUNDE, [S. l.], v. 2, n. 1, p. 79–81, 1948. DOI: 10.3112/erdkunde.1948.01.05. Disponível em: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/871. Acesso em: 8 oct. 2024.