AMBO, Alora. Concrete - Representational - Abstract: An Instructional Approach in Teaching Integers. International Multidisciplinary Journal of Research for Innovation, Sustainability, and Excellence (IMJRISE), [S. l.], v. 2, n. 7, p. 59–68, 2025. DOI: 10.5281/zenodo.15794013. Disponível em: https://risejournals.org/index.php/imjrise/article/view/1286. Acesso em: 16 jul. 2026.