Rahma Dita Dewayani, Atip Nurwahyunani, and Edy Priyanta. “Peningkatan Motivasi Dan Hasil Belajar Kognitif Kelas X Melalui Model Problem Based Learning ”. Jurnal Pendidikan Guru Profesional 2, no. 1 (June 27, 2024): 55–62. Accessed December 22, 2024. https://journal2.upgris.ac.id/index.php/jpgp/article/view/836.