Salsabila, Ellis. “Influence of Prerequisite Concepts Understanding and Mathematical Communication Skills Toward student’s Mathematical Proving Ability”. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika 14, no. 1 (June 28, 2019): 46–55. Accessed February 12, 2026. https://jurnal.uny.ac.id/index.php/pythagoras/article/view/25067.