ÜLVISTE, A. M.; SUURORG, K.; BALÕTŠEV, R.; PADRIK, M.; PEEK, T. Identifying communication difficulties in early childhood: Validation of the FOCUS questionnaire. Eesti Haridusteaduste Ajakiri. Estonian Journal of Education, [S. l.], v. 13, n. 2, p. 134–162, 2025. DOI: 10.12697/eha.2025.13.2.06. Disponível em: https://ojs.utlib.ee/index.php/EHA/article/view/26073. Acesso em: 5 dec. 2025.