REINFRIED, Sibylle. Neuere geographiedidaktische Entwicklungen in der Schweiz. Journal of Geography Education, [S. l.], v. 30, n. 3, p. 143–161, 2002. DOI: 10.60511/zgd.v30i3.272. Disponível em: https://zgd-journal.de/index.php/zgd/article/view/272. Acesso em: 2 apr. 2026.