LA MISU; HASNAWATI. KAITAN KEMAMPUAN PENALARAN FORMAL DAN PEMECAHAN MASALAH MATEMATIK SISWA SMA. Aksioma, [S. l.], v. 12, n. 1, p. 1–9, 2023. Disponível em: https://jurnal.fkip.untad.ac.id/index.php/jax/article/view/3451. Acesso em: 9 may. 2024.