Nur Insyiroh Pulungan. 2023. “PENINGKATAN HASIL BELAJAR MATERI SIFAT-SIFAT CAHAYA MELALUI MODEL PROBLEM BASED LEARNING”. Komprehensif 1 (1):146-59. https://ejournal.edutechjaya.com/index.php/komprehensif/article/view/104.