Laruli, Lakilo Laruli, Ellyas Palalas, and Siti Nurjana. 2024. “Implementasi Model Problem Base Learning (PBL) Di Sekolah Dasar”. NUMERIC : Jurnal Penelitian Dan Inovasi Pendidikan Matematika 2 (2):46-51. https://ojs.untika.ac.id/index.php/numeric/article/view/721.