Peningkatan Pemahaman Konsep Bangun Datar Segitiga melalui Pendekatan Realistic Mathematics Education di Kelas II SD. Indonesian Journal of Primary Education, [S. l.], v. 2, n. 1, p. 78–86, 2018. Disponível em: https://ejournal-tasikmalaya.upi.edu/ijpe/article/view/244. Acesso em: 28 sep. 2026.