Peningkatan Pemahaman Konsep Rumus Luas Daerah Segitiga Menggunakan Multimedia Interaktif. Indonesian Journal of Primary Education, [S. l.], v. 3, n. 1, p. 101–108, 2019. Disponível em: https://ejournal-tasikmalaya.upi.edu/ijpe/article/view/268. Acesso em: 28 sep. 2026.