NISEM, Nisem. UPAYA PPENINGKATAN KETERAMPILAN MENGHITUNG PECAHAN SENILAI MENGGUNAKAN MEDIA PUZZLE. Jurnal Ilmiah WUNY, [S. l.], v. 2, n. 1, 2020. DOI: 10.21831/jwuny.v2i1.30949. Disponível em: https://journal.uny.ac.id/index.php/wuny/article/view/30949. Acesso em: 8 may. 2025.