ADMIN, Admin. FRONT COVER. HISTOGRAM: Jurnal Pendidikan Matematika, [S. l.], v. 3, n. 1, 2019. DOI: 10.31100/histogram.v3i1.351. Disponível em: https://journal.matappa.ac.id/index.php/histogram/article/view/351. Acesso em: 17 jan. 2026.