MAIN CAUSES IN LEARNING DIFFICULTIES IN PORTUGUESE, MATHEMATICS AND SCIENCES: WHAT DO RESEARCHERS SAY?. Revista Ciências & Ideias ISSN: 2176-1477, [S. l.], v. 14, p. e23142203, 2023. DOI: 10.22407/2176-1477/2023.v14.2203. Disponível em: https://revistascientificas.ifrj.edu.br/reci/article/view/2203. Acesso em: 22 oct. 2026.