Jannah U, Hafsi A, Nurhidayati S. Conceptual Understanding of Students with Special Needs in Two-dimensional Shapes Based on Pirie Kieren’s Theory. jtm [Internet]. 27Nov.2023 [cited 13May2024];6(2):219-30. Available from: https://ejournal.uinsatu.ac.id/index.php/jtm/article/view/7998