NÉMETH, Balázs. Dénes Koltai Memorial Conference – From free teaching to freedom of learning. Opus et Educatio, [S. l.], v. 11, n. 4, 2024. 10.3311/ope.39766. Disponível em: https://journals.bme.hu/oee/article/view/39766. Acesso em: 2 jun. 2025.