PAPAJA, Katarzyna. Exploring the Use of L1 in CLIL. Glottodidactica, [S. l.], v. 33, p. 129–135, 2018. DOI: 10.14746/gl.2007.33.11. Disponível em: https://pressto.amu.edu.pl/index.php/gl/article/view/15947. Acesso em: 13 mar. 2025.