1.
Ahmad G, Mandar SR, Joko S. Mathematical Reasoning Ability of Grade IV Elementary School Students on Polygon Materials. TSCJ [Internet]. 2021 Jun. 13 [cited 2024 Apr. 23];4(2):62-7. Available from: https://ejournal.undiksha.ac.id/index.php/TSCJ/article/view/35388