GONZÁLEZ CONCEPCIÓN, Jorge Francisco. Initial training of teachers in Geometry with GeoGebra. Iberoamerican Journal of Education, [S. l.], v. 65, p. 161–172, 2014. DOI: 10.35362/rie650400. Disponível em: https://rieoei.org/RIE/article/view/400. Acesso em: 8 nov. 2026.