HAVERSATH, Johann-Bernhard. 50 Years after Kiel ’69. Teaching Geography and Geography Education in Times of Change. Journal of Geography Education, [S. l.], v. 48, n. 2, p. 71–82, 2020. DOI: 10.18452/21985. Disponível em: https://zgd-journal.de/index.php/zgd/article/view/46. Acesso em: 2 apr. 2026.