1.
Uliana, Napitupulu B, Hutabarat IM. Improving Mathematical Problem-Solving Skills through the Problem-Based Learning Model on Financial Literacy Material. Pencerah [Internet]. 2025 Oct. 20 [cited 2025 Oct. 20];11(4):1062-73. Available from: http://www.jurnal-umbuton.ac.id/index.php/Pencerah/article/view/7312