Agus Salim, Nur, Rizqi Syafrina, and Alfionita Damayanti. “Increasing Interest and Learning Outcomes in Mathematics Using the Problem Based Learning Method in Class II of SDN 016 Sungai Pinang Samarinda: Peningkatan Minat Dan Hasil Belajar Matematika Menggunakan Metode Problem Based Learning Pada Kelas II SDN 016 Sungai Pinang Samarinda”. Borneo Educational Journal (Borju) 3, no. 1 (February 28, 2021): 57–67. Accessed November 22, 2024. https://jurnal.fkip-uwgm.ac.id/index.php/Borju/article/view/1482.