Hapsari, R.A. et al. 2023. Penerapan Model Pembelajaran Problem Based Learning (PBL) untuk Meningkatkan Hasil Belajar Peserta Didik Kelas XI MIPA 3 SMAN 2 Mataram . Journal of Classroom Action Research. 5, 4 (Nov. 2023). DOI:https://doi.org/10.29303/jcar.v5i4.5760.