Zakiyah, Zakiyah, and Joko Yuwono. “The Effect of Using Tangram Media on Ability to Recognize Color Children”. JPK (Jurnal Pendidikan Khusus) 18, no. 2 (November 4, 2022): 124–132. Accessed May 11, 2025. https://journal.uny.ac.id/index.php/jpk/article/view/43604.