ROHS, Matthias. A conceptual framework for the relationship between formal and informal learning. Swiss Journal of Educational Research, Bern, v. 36, n. 3, p. 391–406, 2018. DOI: 10.24452/sjer.36.3.5104. Disponível em: https://sjer.ch/article/view/5104. Acesso em: 13 feb. 2025.