SZANYI, Gyöngyi. "On the way" to the function concept - experiences of a teaching experiment. Teaching Mathematics and Computer Science, [S. l.], v. 17, n. 1, p. 17–39, 2019. DOI: 10.5485/TMCS.2019.0455. Disponível em: https://ojs.lib.unideb.hu/tmcs/article/view/10945.. Acesso em: 17 may. 2024.