Oktavia, A. B. R., Wiryanto, W. and Wulandari, N. (2023) “Peningkatan Hasil Belajar Peserta Didik Melalui Model Problem Based Learning Pada Mata Pelajaran Matematika Kelas IV SDN Pacarkeling V/186 Surabaya”, Innovative: Journal Of Social Science Research, 3(2), pp. 6412–6423. Available at: http://j-innovative.org/index.php/Innovative/article/view/1069 (Accessed: 17 April 2026).