KAUFMANN, K. Non-Formal Education in International Comparison: Patterns of Participation and Investment in Selected European Countries. International Journal for Research in Vocational Education and Training, [S. l.], v. 2, n. 4, p. 239-267, 2015. DOI: 10.13152/IJRVET.2.4.1. Disponível em: https://journals.sub.uni-hamburg.de/hup2/ijrvet/article/view/115. Acesso em: 27 oct. 2020.