ISKE, S.; MEDER, N. Qualitätssicherung von Online-Kursen in E-Learning Portalen . Medienimpulse, [S. l.], v. 47, n. 1, 2010. DOI: 10.21243/mi-01-09-02. Disponível em: https://journals.univie.ac.at/index.php/mp/article/view/mi92. Acesso em: 21 sep. 2021.