ANDL, Helga; TRENDL, Fanni; VARGA, Aranka. Cooperative Practices. Autonomy and Responsibility Journal of Educational Sciences, [S. l.], v. 4, n. 1-4, p. 83–95, 2022. DOI: 10.15170/AR.2018-19.4.1-4.5. Disponível em: https://journals.lib.pte.hu/index.php/arjes/article/view/5578. Acesso em: 5 dec. 2025.