JULIYANSAH, R.; HAKIM, D. L. Proses Abstraksi Siswa Pada Materi Geometri Berdasarkan Teori Bruner. Prosiding Sesiomadika, [S. l.], v. 4, n. 1, 2023. Disponível em: https://journal.unsika.ac.id/index.php/sesiomadika/article/view/7824. Acesso em: 23 jul. 2024.