ROKHMAWATI, A.; V.Y, I. A.; PAMUNGKAS, A. S. Pengembangan Bahan Ajar Rainbow Book Pada Materi Bangun Datar Kelas IV. SJME (Supremum Journal of Mathematics Education), [S. l.], v. 3, n. 2, p. 85–94, 2019. DOI: 10.35706/sjme.v3i2.1780. Disponível em: https://journal.unsika.ac.id/index.php/supremum/article/view/1780. Acesso em: 2 may. 2024.