Teachers’ mathematical knowledge of parabolas: Designing an instrument for research. Uniciencia, [S. l.], v. 35, n. 1, p. 190–209, 2021. DOI: 10.15359/ru.35-1.12. Disponível em: https://www.revistas.una.ac.cr/index.php/uniciencia/article/view/14446.. Acesso em: 28 apr. 2024.