FICKELER, P. Grundfragen der Religionsgeographie. ERDKUNDE, [S. l.], v. 1, n. 2, p. 121–144, 1947. DOI: 10.3112/erdkunde.1947.02.01. Disponível em: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/848. Acesso em: 3 dec. 2024.