Usqo, Urwatil, Nahor Murani Hutapea, and Kartini Kartini. “Boosting Students’ Mathematical Problem-Solving Skills With PBL-Based LiveWorksheets: Focus on Whole Numbers and Fractions Topic”. Edumatika : Jurnal Riset Pendidikan Matematika 7, no. 2 (September 27, 2024). Accessed July 1, 2025. https://ejournal.iainkerinci.ac.id/index.php/edumatika/article/view/3933.