BELBASE, S. Beliefs about Teaching Geometric Transformations with Geometers’ Sketchpad: A Reflexive Abstraction. Journal of Education and Research, [S. l.], v. 3, n. 2, p. 15–38, 2013. DOI: 10.3126/jer.v3i2.8396. Disponível em: https://www.nepjol.info/index.php/JER/article/view/8396. Acesso em: 25 apr. 2024.