FAZAH, Mirza. Efforts To Improve Mathematics Learning Outcomes Through The Application Of The Problem Based Learning Model In Class V Semester 2 At MI Muh Nogosari Kulon Progo Academic Year 2022/2023. Journal of Social Science and Economics, [S. l.], v. 2, n. 2, p. 123–130, 2024. DOI: 10.37812/josse.v2i2.1423. Disponível em: https://jurnal.istaz.ac.id/index.php/josse/article/view/1423. Acesso em: 25 jan. 2026.