JOHANN, Florian; BRÜHNE, Thomas. Teaching Geography in the Context of Combined Courses Across the Social Sciences: An Analysis of 50 years of Coexistence. Journal of Geography Education, [S. l.], v. 49, n. 2, p. 50–67, 2021. DOI: 10.18452/23386. Disponível em: https://zgd-journal.de/index.php/zgd/article/view/55. Acesso em: 2 apr. 2026.