KHARIS, M.; SCHÖN, Sandra; HIDAYAT, Edy; ARDIANSYAH , Rizky; EBNER, Martin. Mobile Gramabot: Development of a Chatbot App for Interactive German Grammar Learning . International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 17, n. 14, p. pp. 52–63, 2022. DOI: 10.3991/ijet.v17i14.31323. Disponível em: https://online-journals.org/index.php/i-jet/article/view/31323. Acesso em: 24 apr. 2024.