Ramadhani DM, Abira A, M I. Meningkatkan Hasil Belajar Matematika Dalam Materi Pecahan Menggunakan Metode Problem Based Learning (PBL) di Sekolah Dasar. didika [Internet]. 2023 Jun. 30 [cited 2024 May 18];9(1):218-2. Available from: https://e-journal.hamzanwadi.ac.id/index.php/didika/article/view/15166