UTRI, Reinhold. „Is ja cool" - der Wandel der Sprache in der Moderne. Glottodidactica, [S. l.], v. 34, p. 143–151, 2018. DOI: 10.14746/gl.2008.34.14. Disponível em: https://pressto.amu.edu.pl/index.php/gl/article/view/16477. Acesso em: 29 lis. 2024.