Valentina Setiawan Z, Sudarno S, Bayu Sangka K. The effect of problem-based learning (PBL) and audio-visual media on learning outcomes in social studies for junior high school students in Susukan District. edumaspul [Internet]. 1Oct.2025 [cited 23Jan.2026];9(2):1462-8. Available from: https://jurnal.unimen.cloud/maspuljr/article/view/9189