Ramadhani, Dedek Dwi Suci, and Desi Sukenti. “Dampak Penerapan Model Problem Based Learning Dalam Meningkatkan Kemampuan Berpikir Tingkat Tinggi Siswa”. Journal of Education Action Research 7, no. 3 (August 25, 2023): 327–335. Accessed November 30, 2024. https://ejournal.undiksha.ac.id/index.php/JEAR/article/view/66698.