SZANYI, Gyöngyi. The investigation of students’ skills in the process of function concept creation. Teaching Mathematics and Computer Science, [S. l.], v. 13, n. 2, p. 249–266, 2015. DOI: 10.5485/TMCS.2015.0401. Disponível em: https://ojs.lib.unideb.hu/tmcs/article/view/14978. Acesso em: 20 oct. 2024.