BESSENYEI, Dorottya. The theory of functional equations in high school education. Teaching Mathematics and Computer Science, [S. l.], v. 10, n. 2, p. 345–360, 2012. DOI: 10.5485/TMCS.2012.0310. Disponível em: https://ojs.lib.unideb.hu/tmcs/article/view/14921. Acesso em: 27 sep. 2024.