LESTARI, P.; ROMDIANI, N. S. The Effectiveness of Learning Using Card Media to Improve Students’ Mathematical Understanding Ability. Jurnal Gantang, [S. l.], v. 3, n. 1, p. 17–23, 2018. DOI: 10.31629/jg.v3i1.304. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/304. Acesso em: 3 may. 2024.