“Keefektifan Media Matematika Virtual Berbasis Teams Game Tournament Ditinjau Dari Cognitive Load Theory”. Jurnal Mercumatika : Jurnal Penelitian Matematika dan Pendidikan Matematika 2, no. 1 (December 5, 2017): 57–68. Accessed June 30, 2026. https://ejurnal.mercubuana-yogya.ac.id/index.php/mercumatika/article/view/370.