WILDNER, Siegrun. Learn German Now! Version 8. CALICO Journal, [S. l.], v. 20, n. 1, p. 161–174, 2019. DOI: 10.1558/cj.v20i1.161-174. Disponível em: https://journal.equinoxpub.com/Calico/article/view/1000.. Acesso em: 16 jul. 2024.