CORONADO-HIJÓN, Antonio. Drawing up a checklist of learning difficulties in arithmetic calculations. Revista Española de Pedagogía, [S. l.], v. 73, n. 260, 2025. DOI: 10.22550/2174-0909.3403. Disponível em: https://revistas.unir.net/index.php/rep/article/view/1652. Acesso em: 2 nov. 2025.