Solfitri, Titi, Rini Dian Anggraini, and Ati Rahma. “Improving Junior High School Students’ Mathematical Literacy Skills Through the Application of Problem Based Learning Models”. Journal of Educational Sciences 9, no. 2 (March 24, 2025): 590–599. Accessed April 20, 2026. https://jes.ejournal.unri.ac.id/index.php/JES/article/view/13.