“The Implementation of Indonesia Realistic Mathematics Learning Approach (irml) to Increase Learning Acchievement in the Discussion Painting and Corner Splitting Subject On the Students Grade Viie Smp Negeri I Seyegan”. Jurnal Mercumatika : Jurnal Penelitian Matematika dan Pendidikan Matematika 1, no. 2 (April 2, 2017): 104–112. Accessed June 28, 2026. https://ejurnal.mercubuana-yogya.ac.id/index.php/mercumatika/article/view/207.