1.
Improving mathematics learning outcomes using the problem-based learning model for class V students of UPTD SDN 192 BARRU. JISIP [Internet]. 2025 Jan. 16 [cited 2026 Aug. 15];9(1):355-66. Available from: https://ejournal.mandalanursa.org/index.php/JISIP/article/view/8208