Ramdjid, Nur Rokhman, Sukestiyarno Sukestiyarno, Rochmad Rochmad, and Mulyono Mulyono. “Students’ Difficulties in Solving Geometry Problems”. Cypriot Journal of Educational Sciences 17, no. 12 (December 31, 2022): 4628–4640. Accessed November 24, 2024. https://un-pub.eu/ojs/index.php/cjes/article/view/7039.