Analysis of the function of the phonological ring system and the visual space For students with academic learning difficulties (dyslexia, dysgraphia, dyscalculia) at the primary level-A comparative study between ordinary students and those with learning d. Journal of Social Sciences, [S. l.], v. 2, n. 04, 2018. Disponível em: https://journalsocialsciences.de/index.php/jss/article/view/783. Acesso em: 7 aug. 2026.