NAWAN WULAN HS; NASARUDDIN; BULU’ K. Peningkatan Kemampuan Menghitung Luas dan Keliling Bangun Datar Terintegrasi Reward and Punishment di Sekolah Dasar. Journal of Mathematics, Science Education, and Research, [S. l.], v. 1, n. 1, p. 1–13, 2023. Disponível em: https://ssed.or.id/journal/jmser/article/view/13. Acesso em: 20 sep. 2024.