Winahyu, Ma'rufi, and Muhammad Ilyas. “TINJAUAN TEORITIS TENTANG PENDEKATAN STEM BERBASIS ETNOMATEMATIKA”. Proximal: Jurnal Penelitian Matematika dan Pendidikan Matematika 3, no. 1 (February 28, 2020): 73–76. Accessed July 8, 2025. https://www.e-journal.my.id/proximal/article/view/330.