PRZYBYLA, Olga. Introduction. Logopedia Silesiana, [S. l.], n. 8, p. 13–21, 2019. DOI: 10.31261/LOGOPEDIASILESIANA.2019.08.01. Disponível em: https://journals.us.edu.pl/index.php/LOGOPEDIASILESIANA/article/view/8255. Acesso em: 5 dec. 2025.