FREUDIGER, Nathalie; HAEBERLI, Philippe. The role of the teacher in debate situations on sustainable development education themes. Swiss Journal of Educational Research, Bern, v. 32, n. 2, p. 233–250, 2010. DOI: 10.24452/sjer.32.2.4834. Disponível em: https://sjer.ch/article/view/4834. Acesso em: 12 mar. 2025.