Novianda, Diski, and Turmudi Turmudi. “Analisis Hambatan Belajar (Learning Obstacles) Dalam Pembelajaran Geometri: Literatur Review”. Jurnal Gantang 6, no. 2 (January 25, 2022): 133–139. Accessed April 4, 2025. https://ojs.umrah.ac.id/index.php/gantang/article/view/2866.