Taschenrechner im Mathematikunterricht der Grundschule. mathematica didactica , [S. l.], v. 29, n. 1, p. 5–25, 2006. DOI: 10.18716/ojs/md/2006.1059. Disponível em: https://journals.ub.uni-koeln.de/index.php/mathematica_didactica/article/view/1059. Acesso em: 22 dec. 2024.