SAPUTRO, hengkang bara. PENGEMBANGAN ALAT PERAGA PEMBELAJARAN MATEMATIKA BERBASIS MONTESSORI PADA MATERI PERKALIAN UNTUK SISWA KELAS II SD. JTIEE (Journal of Teaching in Elementary Education), [S.l.], v. 7, n. 1, p. 8-17, june 2023. ISSN 2599-2716. Available at: <https://journal.umg.ac.id/index.php/jtiee/article/view/5610>. Date accessed: 18 july 2024. doi: http://dx.doi.org/10.30587/jtiee.v7i1.5610.