ASLICHATUMILAH, A. Upaya Meningkatkan Hasil Belajar Matematika Materi Persamaan Dan Fungsi Kuadrat Melalui Model Problem Based Learning Pada Siswa Kelas IX SMPN 2 Muntilan Semester 1 Tahun Pelajaran 2022/2023. Science and Education Journal (SICEDU), [S. l.], v. 1, n. 2, p. 197–205, 2022. DOI: 10.31004/sicedu.v1i2.31. Disponível em: https://sicedu.org/index.php/sicedu/article/view/31. Acesso em: 6 oct. 2026.