Omarisa, Vera, Effie Efrida Muchlis, Agus Susanta, and Hanifah. “Development of a Mathematics Teaching Module Based on the APOS Model Integrated With GeoGebra”. Indonesian Journal of Educational Development (IJED) 6, no. 2 (August 11, 2025): 660–675. Accessed August 27, 2025. https://ojs.mahadewa.ac.id/index.php/ijed/article/view/5217.