Utami, Putri, and Rora Rizki Wandini. “Kesulitan Penerapan Problem Based Learning Dalam Pembelajaran Matematika Kelas V SDN 101767”. Jurnal Pendidikan Tambusai 7, no. 3 (December 26, 2023): 30573–30577. Accessed February 5, 2025. http://jptam.org/index.php/jptam/article/view/11946.