Umar, Ali. 2025. “Kesalahan Konseptual Dan Prosedural Mahasiswa Calon Guru Matematika Dalam Menyelesaikan Soal Non-Rutin Pada Topik Pencerminan”. Jumper: Journal of Educational Multidisciplinary Research 4 (2):148-58. https://doi.org/10.56921/jumper.v4i2.312.