FÖGELE, Janis; MEHREN, Rainer; REMPFLER, Armin. Tipping Points – Key to a Deep Understanding of Complex Dynamic Systems by Learners?. Journal of Geography Education, [S. l.], v. 48, n. 3, p. 83–100, 2020. DOI: 10.18452/22030. Disponível em: https://zgd-journal.de/index.php/zgd/article/view/42. Acesso em: 2 apr. 2026.