RISMA, R. A. P.; EKA, E. Z.; SANTOSO, D. A. Improvement in elementary students’ mathematical problem-solving abilities through contextual teaching and learning supported by geoboard media. Jurnal Pendidikan Matematika (JPM), [S. l.], v. 12, n. 2, p. 180–191, 2026. DOI: 10.33474/jpm.v12i2.25751. Disponível em: https://riset.unisma.ac.id/index.php/jpm/article/view/25751. Acesso em: 8 sep. 2026.