Dwijayanti, Ida, Aryo Andri Nugroho, and Rizky Esti Utami. “Improving the Ability of Prospective Teachers: Errors Analysis of Material Geometry and Prevention Strategies”. KnE Social Sciences 7, no. 14 (September 28, 2022): 117–125. Accessed April 19, 2024. https://knepublishing.com/index.php/KnE-Social/article/view/11959.