LIEBETRAU, Tobias. Cybersikkerhed omdefinerer EU’s indre marked. Udenrigs, [S. l.], n. 3, p. 31–35, 2019. DOI: 10.7146/udenrigs.i3.133465. Disponível em: https://tidsskrift.dk/udenrigs/article/view/133465. Acesso em: 7 dec. 2025.