Weluk, Kristina, Samuel Leton, and Meryani Lakapu. “PENGEMBANGAN BAHAN AJAR MATEMATIKA BERBASIS VISUAL UNTUK PESERTA DIDIK TUNARUNGU”. Journal of Honai Math 3, no. 2 (October 20, 2020): 181–196. Accessed July 30, 2026. https://journalfkipunipa.org/index.php/jhm/article/view/137.