CIPTASARI , A. N. . Peningkatan Motivasi dan Hasil Belajar Peserta Didik Kelas X melalui Model Pembelajaran Problem Based Learning. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 3881–3889, 2023. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/5723. Acesso em: 19 feb. 2026.