“PENGARUH PROBLEM BASED LEARNING BERBANTUAN AUDIOVISUAL TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIS”. Jurnal Penelitian Pembelajaran Matematika Sekolah (JP2MS) 8, no. 2 (August 30, 2024): 199–206. Accessed July 1, 2025. https://ejournal.unib.ac.id/JPPMS/article/view/35788.