Study on the cognitive construction of the change of basis matrix in terms of APOS Theory. Advances of Research in Mathematics Education, [S. l.], n. 20, p. 65–87, 2021. DOI: 10.35763/aiem20.4011. Disponível em: https://aiem.es/aiem/article/view/v20-mendoza-rodriguez-roa. Acesso em: 20 may. 2026.