NAZWA, P.; APRIANI, D. E.; SIBURIAN, G. M. B.; SITUMORANG, R.; SIMAMORA, S. A.; RAMBE, Y. M.; APRILIA , Y.; SIREGAR , B. H. Improving Understanding of Mathematical Concepts Through Contextual Teaching and Learning (CTL): A Case Study at Junior High School 14 Pematangsiantar. Jurnal Pendidikan Matematika (JPM), [S. l.], v. 11, n. 1, p. 23–33, 2025. DOI: 10.33474/jpm.v11i1.23382. Disponível em: https://riset.unisma.ac.id/index.php/jpm/article/view/23382. Acesso em: 29 jul. 2026.