GHISLA, G. Modularisierung der Bildungssysteme. Swiss Journal of Educational Research, [S. l.], v. 27, n. 2, p. 175–192, 2005. DOI: 10.24452/sjer.27.2.4702. Disponível em: https://sjer.ch/article/view/4702. Acesso em: 3 jul. 2024.