Kause, Migdes Christianto, Halani F. Sunbanu, Yefris A. Selan, and Reza Maulana. “Improving IPAS Learning Outcome Using the Problem-Based Learning Model in Elementary School”. Jurnal Pijar Mipa 20, no. 3 (May 28, 2025): 539–543. Accessed May 31, 2025. http://jurnalfkip.unram.ac.id/index.php/JPM/article/view/8930.