Limay Trisno Putra, Ari, Dertha Mukthar, and Susi Novita. 2022. “Learning Mathematics With Western Sumatera-Based Learning Video to Improve The Numerical Literacy Skill of Students”. International Conference on Science, Education, and Technology 8 (1):215-20. https://proceeding.unnes.ac.id/ISET/article/view/1754.