Aulia, Retta, Rohati Rohati, and Marlina Marlina. “The Students’ Self-Confidence and Their Mathematical Communication Skills in Solving Problems”. Edumatika : Jurnal Riset Pendidikan Matematika 4, no. 2 (November 2, 2021): 90–103. Accessed July 3, 2024. https://ejournal.iainkerinci.ac.id/index.php/edumatika/article/view/770.