Rafaini, Rafaini, Andi Mariani Ramlan, and Halidin Halidin. “Penerapan Model Pembelajaran Pemecahan Masalah Double Loop Untuk Meningkatkan Hasil Belajar Matematika Pada Siswa SMP Kelas VIII: Implementing the Double Loop Problem-Solving Learning Model to Improve Mathematics Learning Outcomes in Eighth-Grade Students”. Journal of Research in Science and Mathematics Education 4, no. 1 (April 29, 2025): 24–43. Accessed June 26, 2025. https://journals.eduped.org/index.php/jrsme/article/view/1354.