SAFITRI, T. . PENGARUH MODEL PEMBELAJARAN ADVANCE ORGANIZER (AO) TERHADAP PEMAHAMAN KONSEP MATEMATIS SISWA KELAS VIII SMP SWASTA AMAL LUHUR MEDAN. Cartesius : Jurnal Pendidikan Matematika, [S. l.], v. 5, n. 2, p. 91–101, 2023. Disponível em: https://ejournal.ust.ac.id/index.php/CARTESIUS/article/view/2418. Acesso em: 3 jul. 2024.