Holguin Villamil, O., & 		Mill, D.
(2018).
 USO DE GEOGEBRA Y PROBABILIDADES.
<em>CIET:EnPED, </em>.
Recuperado de <a href="https://cietenped.ufscar.br/submissao/index.php/2018/article/view/586" target="_new">https://cietenped.ufscar.br/submissao/index.php/2018/article/view/586</a>