Nawan Wulan HS, Nasaruddin, and Bulu’ K. “Peningkatan Kemampuan Menghitung Luas Dan Keliling Bangun Datar Terintegrasi Reward and Punishment Di Sekolah Dasar”. Journal of Mathematics, Science Education, and Research 1, no. 1 (November 24, 2023): 1–13. Accessed September 20, 2024. https://ssed.or.id/journal/jmser/article/view/13.