TOBING, Debora Avrina Lumban; SIMAMORA, Rianita; SIDABUTAR, Ropinus. Pengaruh Model Problem Based Learning (PBL) Melalui Penggunaan Aplikasi Geogebra Terhadap Kemampuan Pemahaman Konsep Matematis Siswa Kelas X . Jurnal Ilmu Pendidikan dan Sosial, [S. l.], v. 4, n. 4, p. 916–929, 2026. DOI: 10.58540/jipsi.v4i4.1262. Disponível em: http://putrapublisher.org/index.php/jipsi/article/view/1262. Acesso em: 17 may. 2026.