Irpen. “Efforts to Improve Student Learning Outcomes With the Problem Based Learning Model at SD Negeri 105429 Bajaronggi”. Jurnal Pendidikan Profesi Guru 1, no. 2 (July 31, 2023): 75–82. Accessed April 28, 2025. https://journal.ar-raniry.ac.id/ppg/article/view/6704.