KAISER-MÜLLER, K.; BUCHEGGER, B. Wenn der Safer Internet Day Online geht. Medienimpulse, [S. l.], v. 59, n. 1, p. 7 Seiten, 2021. DOI: 10.21243/mi-01-21-20. Disponível em: https://journals.univie.ac.at/index.php/mp/article/view/5979. Acesso em: 11 mai. 2021.