LAJOS, Péter. Case Study of 13-year-old Boy Suffering from Depression and Stuttering. Logopedia Silesiana, [S. l.], n. 1, 2012. Disponível em: https://trrest.vot.pl/ojsus/index.php/LOGOPEDIASILESIANA/article/view/3110. Acesso em: 6 may. 2025.