Utami, Restriani, and Jarnawi A. Dahlan. “Kompetensi Strategis Matematis Pada Materi Bangun Ruang Sisi Datar”. Jurnal Didactical Mathematics 5, no. 2 (June 24, 2023): 156–166. Accessed June 17, 2026. https://www.ejournal.unma.ac.id/index.php/dm/article/view/5626.