Marji, Mohd, Aede Musta’amal, Chinedu Chidozie, and Syafiq Hassan. “An Action Research on The Effect of Using Real Modeled Object in Teaching Orthographic Drawing Concepts on Students’ Performance”. Jurnal Cendekia : Jurnal Pendidikan Matematika 7, no. 2 (April 25, 2023): 1192-1201. Accessed April 25, 2024. https://j-cup.org/index.php/cendekia/article/view/2248.