Farida Saifullloh, Sudiyanto, and Mohammad Muchtarom. “The Power of Problem Design for Problem-Based Learning in Islamic Education Subjects”. Prosiding Seminar Nasional Ilmu Pendidikan 2, no. 1 (November 17, 2023). Accessed November 23, 2024. http://e-jurnal.fkip.unila.ac.id/index.php/psnip/article/view/299.